A Free Syrian Army fighter sits on a pick-up truck mounted with anti-aircraft weapon in Salqin city, Idlib governorate, May 28, 2013. REUTERS/Muzaffar Salman (SYRIA - Tags: POLITICS CONFLICT) 

A "Silver Bullet" airstream trailer (C) carrying U.S. Secretary of Defense Chuck Hagel is pictured inside a U.S. Air Force C-17 aircraft transporting him and his staff from Kabul to Ramstein Airbase in Germany, March 11, 2013. Hagel returned to Washington from his first visit to Afghanistan as Secretary of Defense on Monday. REUTERS/Jason Reed (AFGHANISTAN - Tags: MILITARY POLITICS TRANSPORT TPX IMAGES OF THE DAY) 

A view of the wreckage of the cargo plane that crashed in Brazzaville November 30, 2012. A cargo plane crashed into houses near Brazzaville Maya-Maya airport while attempting to land in a thunderstorm on Friday, killing at least 32 people, a Congolese Red Cross official said on Saturday. Picture taken November 30, 2012. REUTERS/Stringer (CONGO - Tags: TRANSPORT DISASTER) 

An ultra-Orthodox Jewish man watches as a truck transports Iron Dome anti-missiles batteries in the southern city of Ashdod November 17, 2012. Israeli aircraft bombed Hamas government buildings in Gaza on Saturday, including the prime minister's office, after Israel's cabinet authorised the mobilisation of up to 75,000 reservists, preparing for a possible ground invasion. REUTERS/Darren Whiteside (ISRAEL - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY) 

Fighter jets are seen on the deck of U.S. carrier USS George Washington as it stations off Hong Kong waters during a routine port visit to the territory July 10, 2012. REUTERS/Bobby Yip (CHINA - Tags: POLITICS MILITARY) 

One of the coffins of victims of the Sierre bus crash is carried out of a cargo plane at Melsbroek military airport after returning from Switzerland March 16, 2012. Belgian military aircraft began returning home the bodies of 22 children and six adults killed in a bus crash in Switzerland on Friday as the country prepared to observe a minute's silence to remember the victims. REUTERS/Jurgen Braekevelt/Belgian Defence/Pool (BELGIUM - Tags: DISASTER TRANSPORT MILITARY OBITUARY TPX IMAGES OF THE DAY) 

A soldier stands next to the wreckage of a cargo aircraft which crashed in the village of Plan de Cedro in Comayagua City, outside Tegucigalpa March 8, 2012. The pilot and co-pilot, the only people onboard the aircraft, were killed when it crashed on Thursday in Honduras, according to the local media. REUTERS/Jorge Cabrera (HONDURAS - Tags: TRANSPORT DISASTER MILITARY) 

A FedEx tractor trailer delivers containers of packages, which were off-loaded from aircraft to the Marina Del Rey, California FedEx station December 12, 2011. FedEx said it expects to handle more than 17 million packages on December 12, their heaviest volume day across all FedEx companies including Express, Ground and Freight. About 25,000 packages were handled and sorted onto over 90 courier vehicles at the Marina Del Rey facility on December 12. REUTERS/Fred Prouser (UNITED STATES - Tags: TRANSPORT BUSINESS) 

A truck rides past a McDonnell Douglas MD-82 airplane parked on the flooded tarmac at Don Muang airport in Bangkok October 28, 2011. Traffic clogged roads out of the Thai capital Friday as tens of thousands of people fled ahead of a high tide expected to worsen floods that have inundated factories and prompted foreign governments to warn their citizens to stay away. REUTERS/Chaiwat Subprasom (THAILAND - Tags: DISASTER ENVIRONMENT TRANSPORT) 

UPS employees load containers onto an aircraft at the World Port air hub during a visit by U.S. Treasury Secretary Timothy Geithner in Louisville, Kentucky September 26, 2011. Geithner is helping the administration to gather support to pass U.S. President Barack Obama's jobs bill, which includes spending on infrastructure. REUTERS/John Sommers II (UNITED STATES - Tags: POLITICS BUSINESS TRANSPORT) 

Gunmen allied with Libya's ruling National Transitional Council unload a shipment of police equipment including vehicles from the United Arab Emirates at Tripoli's Meetiga airport on Wednesday, September 21, 2011. The shipment includes uniforms intended to help establish a police presence after rebels overthrew Muammar Gaddafi. REUTERS/Ismail Zitouny (LIBYA - Tags: POLITICS CIVIL UNREST CRIME LAW) 

Anti-Gaddafi fighters drive vehicles past a plane destroyed by a NATO airstrike in a military base of Hamis brigade some 35 km (22 miles) north of Bani Walid September 4, 2011. REUTERS/Goran Tomasevic (LIBYA - Tags: CIVIL UNREST POLITICS) 

An anti-Gaddafi fighter sits in a vehicle mounted with an anti-aircraft gun as he operates a checkpoint near the airport in Tripoli September 1, 2011. REUTERS/Zohra Bensemra (LIBYA - Tags: CONFLICT MILITARY TPX IMAGES OF THE DAY) 

ATTENTION EDITORS - VISUAL COVERAGE OF SCENES OF DEATH AND INJURY
Dead bodies lie just outside the south gate of Bab al Aziziya compound as rebels make a final push to flush out pro-Gaddafi forces from the compound in Tripoli August 24, 2011. REUTERS/Zohra Bensemra (LIBYA - Tags: POLITICS CIVIL UNREST CONFLICT IMAGES OF THE DAY) 

Libyan rebels atop a vehicle celebrate at Bab Al-Aziziya compound in Tripoli August 23, 2011. Joyful Libyan rebels overran Muammar Gaddafi's Tripoli bastion on Tuesday, seizing weapons and loot and destroying symbols of a 42-year dictatorship they declared was now over as they set about hunting down the fallen ruler and his sons. REUTERS/Louafi Larbi (LIBYA - Tags: CIVIL UNREST POLITICS IMAGES OF THE DAY) 

Passengers queue up during a strike at Zaventem international airport near Brussels June 9, 2011. Many flights into and out of Brussels Airport were cancelled on Thursday due to a strike by aircraft loading staff and baggage handlers. The airport announced on Wednesday that it would replace Aviapartner with Swissport for baggage and freight handling, and loading and unloading of aircraft from November 1, prompting Aviapartner staff to strike. REUTERS/Thierry Roge (BELGIUM - Tags: EMPLOYMENT BUSINESS CIVIL UNREST TRANSPORT) 

Aviapartner aircraft loading staff and baggage handlers wait outside the company's headquarters during a strike at Zaventem international airport near Brussels June 9, 2011. Many flights into and out of Brussels Airport were cancelled on Thursday due to a strike by aircraft loading staff and baggage handlers. The airport announced on Wednesday that it would replace Aviapartner with Swissport for baggage and freight handling, and loading and unloading of aircraft from November 1, prompting Aviapartner staff to strike. REUTERS/Thierry Roge (BELGIUM - Tags: EMPLOYMENT BUSINESS CIVIL UNREST) 

Aviapartner aircraft loading staff and baggage handlers wait outside the company's headquarters during a strike at Zaventem international airport near Brussels June 9, 2011. Many flights into and out of Brussels Airport were cancelled on Thursday due to a strike by aircraft loading staff and baggage handlers. The airport announced on Wednesday that it would replace Aviapartner with Swissport for baggage and freight handling, and loading and unloading of aircraft from November 1, prompting Aviapartner staff to strike. REUTERS/Thierry Roge (BELGIUM - Tags: EMPLOYMENT BUSINESS CIVIL UNREST) 

Aviapartner aircraft loading staff and baggage handlers wait outside the company's headquarters during a strike at Zaventem international airport near Brussels June 9, 2011. Many flights into and out of Brussels Airport were cancelled on Thursday due to a strike by aircraft loading staff and baggage handlers. The airport announced on Wednesday that it would replace Aviapartner with Swissport for baggage and freight handling, and loading and unloading of aircraft from November 1, prompting Aviapartner staff to strike. REUTERS/Thierry Roge (BELGIUM - Tags: EMPLOYMENT BUSINESS CIVIL UNREST) 

Aviapartner aircraft loading staff and baggage handlers wait outside the company's headquarters during a strike at Zaventem international airport near Brussels June 9, 2011. Many flights into and out of Brussels Airport were cancelled on Thursday due to a strike by aircraft loading staff and baggage handlers. The airport announced on Wednesday that it would replace Aviapartner with Swissport for baggage and freight handling, and loading and unloading of aircraft from November 1, prompting Aviapartner staff to strike. REUTERS/Thierry Roge (BELGIUM - Tags: EMPLOYMENT BUSINESS CIVIL UNREST) 

Aviapartner aircraft loading staff and baggage handlers wait outside the company's headquarters during a strike at Zaventem international airport near Brussels June 9, 2011. Many flights into and out of Brussels Airport were cancelled on Thursday due to a strike by aircraft loading staff and baggage handlers. The airport announced on Wednesday that it would replace Aviapartner with Swissport for baggage and freight handling, and loading and unloading of aircraft from November 1, prompting Aviapartner staff to strike. REUTERS/Thierry Roge (BELGIUM - Tags: EMPLOYMENT BUSINESS CIVIL UNREST TRANSPORT) 

A passenger looks at a departure board displaying cancelled flights during a strike at Zaventem international airport near Brussels June 9, 2011. Many flights into and out of Brussels Airport were cancelled on Thursday due to a strike by aircraft loading staff and baggage handlers. The airport announced on Wednesday that it would replace Aviapartner with Swissport for baggage and freight handling, and loading and unloading of aircraft from November 1, prompting Aviapartner staff to strike. REUTERS/Thierry Roge (BELGIUM - Tags: EMPLOYMENT BUSINESS CIVIL UNREST TRANSPORT) 

US Airways flight 1549, also known as the "Miracle on the Hudson", rolls along Route 130 in Brooklawn, New Jersey, June 5, 2011. The airplane, which made a crash landing in the Hudson River in New York in January 2009, is being taken to the Carolinas Aviation Museum where it will be on permanent display. REUTERS/Tim Shaffer (UNITED STATES - Tags: TRANSPORT SOCIETY) 

U.S. Airways flight 1549 also known as the "Miracle on the Hudson" is hauled on a truck through the streets in Elizabeth, New Jersey, June 4, 2011. The airplane which made a crash landing in the Hudson River in New York, in January 2009 is being taken to the Carolinas Aviation Museum where it will be on permanent display. REUTERS/Gary Hershorn (UNITED STATES - Tags: TRANSPORT) 

Rebel fighters and others cling onto the back of a pick-up truck with a mounted anti-aircraft gun as they flee artillery fire on the road between Ajdabiyah and Brega, in Libya, March 30, 2011. REUTERS/Andrew Winning (LIBYA - Tags: CONFLICT MILITARY POLITICS) 

A United Parcel Service aircraft is loaded with air cargo containers full of packages bound for their final destination at the UPS Worldport All Points International Hub during the peak delivery day in Louisville, Kentucky, December 22, 2010. The company expects to deliver more than 24 million air and ground packages globally today, of which more than 2.75 million will be moving through the Louisville hub. This year, UPS expects to deliver more than 400 million packages globally during the time between Thanksgiving and Christmas. REUTERS/John Sommers II (UNITED STATES - Tags: TRANSPORT BUSINESS) 

Tail fins of United Parcel Service (UPS) cargo planes are seen in the cargo area of Cologne/Bonn airport near Cologne October 31, 2010. A bomb found on a U.S.-bound cargo plane in Britain was trans-shipped at Cologne Bonn airport in Germany on its outward journey from Yemen, British police said on Saturday. REUTERS/Ina Fassbender (GERMANY - Tags: TRANSPORT CRIME LAW) 

A mobile x-ray truck sits near a grounded UPS cargo jet as the plane is searched by law enforcement officials at Philadelphia International Airport in Philadelphia, Pennsylvania, October 29, 2010. Two suspicious packages being flown from Yemen to the United States were found in Britain and Dubai on Friday after a tip prompted authorities to search cargo planes on both sides of the Atlantic. The packages spurred searches and investigations of jets arriving at New York's JFK Airport, Newark International Airport in New Jersey and the airport in Philadelphia. Authorities are investigating reports the parcels were bound for a synagogue and Jewish community center in Chicago. REUTERS/Tim Shaffer (UNITED STATES - Tags: TRANSPORT POLITICS CRIME LAW) 

Workers try to pull a small passenger plane from Guanabara Bay in front of Sugar Loaf mountain, after it crashed at Santos Dumont airport in Rio de Janeiro August 12, 2010. All three people aboard survived. REUTERS/Sergio Moraes(BRAZIL - Tags: TRANSPORT DISASTER IMAGES OF THE DAY) 

A view of the new Cathay Pacific Cargo Terminal which is under construction at the Hong Kong Airport at Chek Lap Kok on Lantau Island August 10, 2010. With a development cost of approximately HK5.5 billion (705 million), the facility marks a significant investment in Hong Kong and underlines the airline's continued commitment to developing the city's position as a global aviation and airfreight hub, according to the airline's press release. Cathay Pacific Airways, the world's fourth-largest listed airline, is raising its passenger capacity by about 4 percent, returning its operations to 2008 pre-financial crisis levels. REUTERS/Bobby Yip (CHINA - Tags: BUSINESS TRANSPORT CONSTRUCTION) 

One of ten specially-built hydrocarbon recovery boats is loaded onto an Antonov An-124 transport plane at Nantes airport June 30, 2010, en route for the Gulf of Mexico. The French company Ecoceane is supplying the U.S. with the craft for oil cleanup duty in the Gulf of Mexico. REUTERS/Stephane Mahe (FRANCE - Tags: BUSINESS DISASTER ENVIRONMENT MARITIME) 

A 1957 Messerschmitt KR200 microcar is parked on a street in Havana as a truck drives by May 20, 2010. The Messerschmitt KR200, or Kabinenroller (Cabin Scooter), is a three-wheeled bubble car capable of reaching speeds of up to 100 kmh (60 mph) that was designed by aircraft engineer Fritz Fend and produced in the factory of the German aircraft manufacturer Messerschmitt from 1955 to 1964. There are 36 units remaining in Cuba, 16 in the U.S. and around 100 in Germany. REUTERS/Desmond Boylan (CUBA - Tags: SOCIETY TRANSPORT ODDLY) 

A Boeing 747-400 ERF of Russian cargo carrier AirBridgeCargo Airlines is unloaded at Frankfurt's airport May 3, 2010. REUTERS/Johannes Eisele (GERMANY - Tags: BUSINESS TRANSPORT) 

German Bundeswehr army soldiers launch an unmanned drone "KZO" aircraft in the German camp in Kunduz April 29, 2010. REUTERS/Fabrizio Bensch (AFGHANISTAN - Tags: MILITARY CONFLICT) 

A girl walks near the wreckage of a Russian cargo plane Antonov 12BP, operated by Pacific East Asia Cargo Airline, that crashed in a rice paddy in Mexico, Pampanga in northern Philippines April 22, 2010. Three crew members survived, while three others were killed in the crash. REUTERS/Erik de Castro (PHILIPPINES - Tags: TRANSPORT DISASTER IMAGES OF THE DAY) 

An aircraft lands at Heathrow airport in west London April 21, 2010. Europe's skies were opened for business on Wednesday, but with so many planes having been grounded by the pall of volcanic ash spreading from Iceland it could take days, or weeks, to clear the backlog. Britain, a major air hub and a busy destination in its own right located squarely under the ash plume, reopened its airspace on Tuesday night, giving a boost to travellers and freight. REUTERS/Toby Melville (BRITAIN - Tags: TRANSPORT ENVIRONMENT DISASTER TRAVEL) 

An aircraft lands at Heathrow airport in west London April 21, 2010. Europe's skies were opened for business on Wednesday, but with so many planes having been grounded by the pall of volcanic ash spreading from Iceland it could take days, or weeks, to clear the backlog. Britain, a major air hub and a busy destination in its own right located squarely under the ash plume, reopened its airspace on Tuesday night, giving a boost to travellers and freight. REUTERS/Toby Melville (BRITAIN - Tags: TRANSPORT DISASTER ENVIRONMENT TRAVEL) 

A flight from Tenerife lands at East Midlands Airport, central England, April 21, 2010. Europe's skies were opened for business on Wednesday, but with so many planes having been grounded by the pall of volcanic ash spreading from Iceland it could take days, or weeks, to clear the backlog. Britain, a major air hub and a busy destination in its own right located squarely under the ash plume, reopened its airspace on Tuesday night, giving a boost to travellers and freight. REUTERS/Darren Staples (BRITAIN - Tags: ENVIRONMENT DISASTER TRAVEL BUSINESS) 

An aircraft lands at Heathrow airport in west London April 21, 2010. Europe's skies were opened for business on Wednesday, but with so many planes having been grounded by the pall of volcanic ash spreading from Iceland it could take days, or weeks, to clear the backlog. Britain, a major air hub and a busy destination in its own right located squarely under the ash plume, reopened its airspace on Tuesday night, giving a boost to travellers and freight. REUTERS/Toby Melville (BRITAIN - Tags: TRANSPORT ENVIRONMENT DISASTER TRAVEL) 

British Airways Boeing 747 passenger aircraft are seen parked at Heathrow airport in west London April 21, 2010. Europe's skies were opened for business on Wednesday, but with so many planes having been grounded by the pall of volcanic ash spreading from Iceland it could take days, or weeks, to clear the backlog. Britain, a major air hub and a busy destination in its own right located squarely under the ash plume, reopened its airspace on Tuesday night, giving a boost to travellers and freight. REUTERS/Toby Melville (BRITAIN - Tags: TRANSPORT ENVIRONMENT DISASTER TRAVEL) 

An aircraft lands at Heathrow airport in west London April 21, 2010. Europe's skies were opened for business on Wednesday, but with so many planes having been grounded by the pall of volcanic ash spreading from Iceland it could take days, or weeks, to clear the backlog. Britain, a major air hub and a busy destination in its own right located squarely under the ash plume, reopened its airspace on Tuesday night, giving a boost to travellers and freight. REUTERS/Toby Melville (BRITAIN - Tags: TRANSPORT DISASTER ENVIRONMENT TRAVEL) 

British Airways aircraft are seen parked at Heathrow airport in west London April 21, 2010. Europe's skies were opened for business on Wednesday, but with so many planes having been grounded by the pall of volcanic ash spreading from Iceland it could take days, or weeks, to clear the backlog. Britain, a major air hub and a busy destination in its own right located squarely under the ash plume, reopened its airspace on Tuesday night, giving a boost to travellers and freight. REUTERS/Toby Melville (BRITAIN - Tags: TRANSPORT ENVIRONMENT DISASTER TRAVEL) 

An aircraft lands at Heathrow airport in west London April 21, 2010. Europe's skies were opened for business on Wednesday, but with so many planes having been grounded by the pall of volcanic ash spreading from Iceland it could take days, or weeks, to clear the backlog. Britain, a major air hub and a busy destination in its own right located squarely under the ash plume, reopened its airspace on Tuesday night, giving a boost to travellers and freight. REUTERS/Toby Melville (BRITAIN - Tags: TRANSPORT DISASTER ENVIRONMENT TRAVEL) 

An aircraft lands at Heathrow airport in west London April 21, 2010. Europe's skies were opened for business on Wednesday, but with so many planes having been grounded by the pall of volcanic ash spreading from Iceland it could take days, or weeks, to clear the backlog. Britain, a major air hub and a busy destination in its own right located squarely under the ash plume, reopened its airspace on Tuesday night, giving a boost to travellers and freight. REUTERS/Toby Melville (BRITAIN - Tags: TRANSPORT DISASTER ENVIRONMENT TRAVEL) 

A British Airways Boeing 777 passenger jet lands at Heathrow airport in west London April 21, 2010. Europe's skies were opened for business on Wednesday, but with so many planes having been grounded by the pall of volcanic ash spreading from Iceland it could take days, or weeks, to clear the backlog. Britain, a major air hub and a busy destination in its own right located squarely under the ash plume, reopened its airspace on Tuesday night, giving a boost to travellers and freight. REUTERS/Toby Melville (BRITAIN - Tags: TRANSPORT DISASTER ENVIRONMENT TRAVEL) 

An aircraft flies high above Heathrow airport in west London April 21, 2010. Europe's skies were opened for business on Wednesday, but with so many planes having been grounded by the pall of volcanic ash spreading from Iceland it could take days, or weeks, to clear the backlog. Britain, a major air hub and a busy destination in its own right located squarely under the ash plume, reopened its airspace on Tuesday night, giving a boost to travellers and freight. REUTERS/Toby Melville (BRITAIN - Tags: TRANSPORT ENVIRONMENT DISASTER) 

Rescue workers walk near the wreckage of a crashed AeroUnion Airbus A-300 cargo aircraft near the Mariano Escobedo international airport in Monterrey April 13, 2010. A cargo aircraft crashed late on Tuesday near the airport in the northern Mexican city of Monterrey, killing five people, Mexican emergency authorities reported. The cause of the crash is still under investigation.REUTERS/Tomas Bravo (MEXICO - Tags: DISASTER TRANSPORT IMAGES OF THE DAY) 

Gallons of water for earthquake victims in Chile are loaded onto a plane of the Bolivian government at the airport in Cochabamba March 2, 2010. Some 40,000 gallons of water will be transported to the survivors as part of the Bolivian government's solidarity campaign with Haiti and Chile. REUTERS/Stringer (BOLIVIA - Tags: DISASTER ENVIRONMENT POLITICS) 

United Parcel Service aircraft are loaded with air containers full of packages bound for their final destination at the UPS Worldport All Points International Hub during the peak delivery day in Louisville, Kentucky, in this December 21, 2009 file image. UPS reported a fourth quarter profit of $757 million on February 2, 2010. REUTERS/John Sommers II/Files (UNITED STATES - Tags: BUSINESS TRANSPORT) 

United Parcel Service aircraft are loaded with air containers full of packages bound for their final destination at the UPS Worldport All Points International Hub during the peak delivery day in Louisville, Kentucky, December 21, 2009. The company expects to deliver more than 22 million air and ground packages globally on Monday, of which more than 2.5 million will be moving through the Louisville hub. This year, UPS expects to deliver more than 400 million packages globally during the time between Thanksgiving and Christmas. REUTERS/John Sommers II (UNITED STATES - Tags: SOCIETY BUSINESS TRANSPORT) 

United Parcel Service aircraft are loaded with air containers full of packages bound for their final destination at the UPS Worldport All Points International Hub during the peak delivery day in Louisville, Kentucky, December 21, 2009. The company expects to deliver more than 22 million air and ground packages globally on Monday, of which more than 2.5 million will be moving through the Louisville hub. This year, UPS expects to deliver more than 400 million packages globally during the time between Thanksgiving and Christmas. REUTERS/John Sommers II (UNITED STATES - Tags: SOCIETY BUSINESS TRANSPORT) 

A cargo plane Antonov AN-124 stands on the tarmac of the MAKS-2009 International air show in Zhukovsky, outside Moscow, August 20, 2009. REUTERS/Alexander Natruskin (RUSSIA TRANSPORT MILITARY) 

Air China planes taxi on the tarmac in front of the new terminal building at Beijing Capital International Airport July 2, 2009. China increased jet fuel prices on Monday, the second in as many months, by a massive 22 percent, and comes just days after the International Air Transport Association announced that the world's airlines lost more than $3 billion in the first quarter of 2009 due to weak travel demand and lower freight volumes in the global recession, the higher fuel prices and also the H1N1 flu pandemic. REUTERS/David Gray (CHINA SOCIETY BUSINESS) 

Islamist Al-Shabaab fighters patrol on the outskirts of Mogadishu, June 22, 2009. Fighting has intensified in recent weeks between government forces and hardline Islamists trying to oust the Horn of Africa nation's leadership. REUTERS/Omar Faruk (SOMALIA CONFLICT POLITICS) 

Islamist Al-Shabaab fighters patrol on the outskirts of Mogadishu, June 22, 2009. Fighting has intensified in recent weeks between government forces and hardline Islamists trying to oust the Horn of Africa nation's leadership. REUTERS/Omar Faruk (SOMALIA CONFLICT POLITICS) 

Members of the Brazilian Air Force prepare a freezer container for the bodies of the victims of the Air France flight AF447 crash, at a base on Fernando de Noronha island June 8, 2009. Searchers found 15 more bodies from the crashed jet on Sunday and retrieved a large amount of debris from the plane that plunged into the Atlantic ocean in the worst air disaster since 2001. Nearly a week after the Airbus A330 crashed on its way from Rio de Janeiro to Paris killing all 228 people on board, a total of 17 bodies have been recovered, following the discovery of two unidentified males on Saturday. REUTERS/Bruno Domingos (BRAZIL DISASTER TRANSPORT MILITARY IMAGES OF THE DAY) 

A cargo of Cathay Pacific is handled outside HACTL SuperTerminal 1, the world's busiest air cargo terminal, at the Hong Kong International Airport April 16, 2009. Cathay Pacific Airways Ltd said on Friday it would cut passenger and cargo capacity from May following a sharp drop in turnover in the first quarter of 2009. The Hong Kong-based airline is requesting its staff to take unpaid leave over the course of the next 12 months, it said in a statement. Picture taken April 16, 2009. REUTERS/Bobby Yip (CHINA TRANSPORT BUSINESS) 

Cargos are handled at HACTL SuperTerminal 1, the world's busiest air cargo terminal at the Hong Kong International Airport April 16, 2009. World airlines are set to lose $4.7 billion this year as a result of the global recession that has shrunk passenger and cargo demand, industry body IATA said in March. REUTERS/Bobby Yip (CHINA TRANSPORT BUSINESS)