An elephant tusks batch seized from traffickers by Ivorian wildlife agents is pictured in Abidjan, Ivory Coast January 25, 2018. REUTERS/Luc Gnago

Suspected drug smugglers raise their hands as they are displayed to reporters at the National Narcotics Agency office in Jakarta, Indonesia, July 27, 2016. REUTERS/Beawiharta

The shackled legs of suspected human traffickers are seen as they arrive for their trial at the criminal court in Bangkok, Thailand, March 15, 2016. REUTERS/Chaiwat Subprasom

Human trafficking suspect Patchuban Angchotipan, a former official in the provincial government of the southern province of Satun, arrives for a hearing at the criminal court in Bangkok, Thailand, March 15, 2016. REUTERS/Chaiwat Subprasom

Human trafficking suspect Patchuban Angchotipan, a former official in the provincial government of the southern province of Satun, arrives for a hearing at the criminal court in Bangkok, Thailand, March 15, 2016. REUTERS/Chaiwat Subprasom

Lieutenant-General Manas Kongpan, a suspected human trafficker, walks near a prison cell at the criminal court in Bangkok, Thailand, March 15, 2016. REUTERS/Chaiwat Subprasom

Human trafficking suspects arrive at the criminal court in Bangkok, Thailand, March 15, 2016. REUTERS/Chaiwat Subprasom

Human trafficking suspect Patchuban Angchotipan, a former official in the provincial government of the southern province of Satun, walks near a prison cell at the criminal court in Bangkok, Thailand, March 15, 2016. REUTERS/Chaiwat Subprasom

Lieutenant-General Manas Kongpan, a suspected human trafficker, is escorted by officers as he arrives for a hearing at the criminal court in Bangkok, Thailand, March 15, 2016. REUTERS/Chaiwat Subprasom

Human trafficking suspects arrive for a hearing at the criminal court in Bangkok, Thailand, March 15, 2016. REUTERS/Chaiwat Subprasom

Lieutenant-General Manas Kongpan, a suspected human trafficker, is escorted by officers as he arrives for a formal hearing at the criminal court in Bangkok, Thailand, March 15, 2016. REUTERS/Chaiwat Subprasom TPX IMAGES OF THE DAY

A Turkish Gendarme officer detains a man believed to be a smuggler as Syrian refugees who are prevented from sailing off for the Greek island of Lesbos by dinghies wait in the background near a beach in the western Turkish coastal town of Dikili, Turkey, March 5, 2016. REUTERS/Umit Bektas TPX IMAGES OF THE DAY

Human trafficking suspect Patchuban Angchotipan, a former official in the provincial government of the southern province of Satun, arrives at the criminal court in Bangkok, Thailand, November 10, 2015. Eighty-eight human trafficking suspects arrested as part of a crackdown on Thailand's lucrative smuggling and trafficking syndicates were brought before a Bangkok court on Tuesday to start examination of evidence and witnesses ahead of a trial. REUTERS/Athit Perawongmetha

Human trafficking suspect Patchuban Angchotipan, a former official in the provincial government of the southern province of Satun, arrives at the criminal court in Bangkok, Thailand, November 10, 2015. Eighty-eight human trafficking suspects arrested as part of a crackdown on Thailand's lucrative smuggling and trafficking syndicates were brought before a Bangkok court on Tuesday to start examination of evidence and witnesses ahead of a trial. REUTERS/Athit Perawongmetha

Human trafficking suspects arrive at the criminal court in Bangkok, Thailand, November 10, 2015. Eighty-eight human trafficking suspects arrested as part of a crackdown on Thailand's lucrative smuggling and trafficking syndicates were brought before a Bangkok court on Tuesday to start examination of evidence and witnesses ahead of a trial. REUTERS/Athit Perawongmetha

Human trafficking suspects arrive at the criminal court in Bangkok, Thailand, November 10, 2015. Eighty-eight human trafficking suspects arrested as part of a crackdown on Thailand's lucrative smuggling and trafficking syndicates were brought before a Bangkok court on Tuesday to start examination of evidence and witnesses ahead of a trial. REUTERS/Athit Perawongmetha

Human trafficking suspects arrive at the criminal court in Bangkok, Thailand, November 10, 2015. Eighty-eight human trafficking suspects arrested as part of a crackdown on Thailand's lucrative smuggling and trafficking syndicates were brought before a Bangkok court on Tuesday to start examination of evidence and witnesses ahead of a trial. REUTERS/Athit Perawongmetha

Lieutenant General Manas Kongpan (C), a suspected human trafficker, is escorted by officers as he arrives at the criminal court in Bangkok, Thailand, November 10, 2015. Eighty-eight human trafficking suspects arrested as part of a crackdown on Thailand's lucrative smuggling and trafficking syndicates were brought before a Bangkok court on Tuesday to start examination of evidence and witnesses ahead of a trial. REUTERS/Athit Perawongmetha TPX IMAGES OF THE DAY

Lieutenant General Manas Kongpan (C), a suspected human trafficker, is escorted by officers as he arrives at the criminal court in Bangkok, Thailand, November 10, 2015. Eighty-eight human trafficking suspects arrested as part of a crackdown on Thailand's lucrative smuggling and trafficking syndicates were brought before a Bangkok court on Tuesday to start examination of evidence and witnesses ahead of a trial. REUTERS/Athit Perawongmetha

Austin Romain gestures after appearing in the U.S. Federal Courthouse in the Manhattan borough of New York, October 13, 2015. Romain, a former guard at New York City's Rikers Island jail complex was sentenced to nearly 3-1/2 years in prison on Tuesday after being convicted of smuggling marijuana and other contraband into two maximum security lockups in exchange for bribes. REUTERS/Andrew Kelly

Austin Romain gestures as he boards a taxi, after appearing in the U.S. Federal Courthouse in the Manhattan borough of New York, October 13, 2015. Romain, a former guard at New York City's Rikers Island jail complex was sentenced to nearly 3-1/2 years in prison on Tuesday after being convicted of smuggling marijuana and other contraband into two maximum security lockups in exchange for bribes. REUTERS/Andrew Kelly

Austin Romain gestures after appearing in the U.S. Federal Courthouse in the Manhattan borough of New York, October 13, 2015. Romain, a former guard at New York City's Rikers Island jail complex was sentenced to nearly 3-1/2 years in prison on Tuesday after being convicted of smuggling marijuana and other contraband into two maximum security lockups in exchange for bribes. REUTERS/Andrew Kelly TPX IMAGES OF THE DAY

A Frontex helicopter and a Greek Coast guard vessel stop a dinghy with a suspected smuggler off the Greek island of Lesbos September 24, 2015. According to witnesses, earlier the dinghy ferried Afghan migrants on a beach in Lesbos. On its way back to Turkish coast, the suspected smuggler was stopped by a Frontex chopper and arrested by the crew of a Greek Coast Guard vessel. REUTERS/Yannis Behrakis TPX IMAGES OF THE DAY

A Frontex helicopter stops a dinghy with a suspected smuggler off the Greek island of Lesbos September 24, 2015. According to witnesses, earlier the dinghy ferried Afghan migrants on a beach in Lesbos. On its way back to Turkish coast, the suspected smuggler was stopped by a Frontex chopper and arrested by the crew of a Greek Coast Guard vessel. REUTERS/Yannis Behrakis TPX IMAGES OF THE DAY

Suspected migrant and refugee smugglers power their speed boat back towards Turkey after dropping off a load of Syrian refugees at a remote beach on the Greek island of Lesbos September 20, 2015. REUTERS/Yannis Behrakis

Suspected migrant and refugee smugglers react as Greek police officers (not seen) ask them to stop after dropping off a load of Syrian refugees at a remote beach on the Greek island of Lesbos September 20, 2015. REUTERS/Yannis Behrakis

Suspected migrant and refugee smugglers power their speed boat back towards Turkey after dropping off a load of Syrian refugees at a remote beach on the Greek island of Lesbos September 20, 2015. REUTERS/Yannis Behrakis

Hasan Ali Saleh, 25, a suspected Syrian smuggler, talks to his mother Zahra Saleh (L) as he is escorted by a plainclothes Turkish police officer upon his arrival to the courthouse in Bodrum,, Turkey, September 4, 2015. Four suspected Syrian human traffickers detained in connection with the deaths of 3-year old Aylan Kurdi and his family appeared in handcuffs at a courthouse in Bodrum on Friday. Kurdi, washed up on a beach near the Turkish resort of Bodrum sparked a global outpouring of sympathy, and shocked European governments into renewed focus on tackling the migrant crisis. The United Nations refugee agency estimates more than 300,000 people have already used dangerous sea-routes this year to reach Europe this year alone, with around 2,500 losing their lives. REUTERS/Murad Sezer

Zahra Saleh, the mother of Hasan Ali Saleh, 25, a suspected Syrian smuggler, kisses her son as he is escorted by a plainclothes Turkish police officer upon his arrival to the courthouse in Bodrum, Turkey, September 4, 2015. Four suspected Syrian human traffickers detained in connection with the deaths of 3-year old Aylan Kurdi and his family appeared in handcuffs at a courthouse in Bodrum on Friday. Kurdi, washed up on a beach near the Turkish resort of Bodrum sparked a global outpouring of sympathy, and shocked European governments into renewed focus on tackling the migrant crisis. The United Nations refugee agency estimates more than 300,000 people have already used dangerous sea-routes this year to reach Europe this year alone, with around 2,500 losing their lives. REUTERS/Murad Sezer TPX IMAGES OF THE DAY

Hasan Ali Saleh, 25, a suspected Syrian smuggler, talks to his mother Zahra Saleh (L) as he is escorted by a plainclothes Turkish police officer upon his arrival to the courthouse in Bodrum,, Turkey, September 4, 2015. Four suspected Syrian human traffickers detained in connection with the deaths of 3-year old Aylan Kurdi and his family appeared in handcuffs at a courthouse in Bodrum on Friday. Kurdi, washed up on a beach near the Turkish resort of Bodrum sparked a global outpouring of sympathy, and shocked European governments into renewed focus on tackling the migrant crisis. The United Nations refugee agency estimates more than 300,000 people have already used dangerous sea-routes this year to reach Europe this year alone, with around 2,500 losing their lives. REUTERS/Murad Sezer

Hasan Ali Saleh, 25, a suspected Syrian smuggler, talks to his mother Zahra Saleh (L) as he is escorted by a plainclothes Turkish police officer upon his arrival to the courthouse in Bodrum,, Turkey, September 4, 2015. Four suspected Syrian human traffickers detained in connection with the deaths of 3-year old Aylan Kurdi and his family appeared in handcuffs at a courthouse in Bodrum on Friday. Kurdi, washed up on a beach near the Turkish resort of Bodrum sparked a global outpouring of sympathy, and shocked European governments into renewed focus on tackling the migrant crisis. The United Nations refugee agency estimates more than 300,000 people have already used dangerous sea-routes this year to reach Europe this year alone, with around 2,500 losing their lives. REUTERS/Murad Sezer

Suspected Syrian smugglers are escorted by plainclothes Turkish police officers upon their arrival to the courthouse in Bodrum, Turkey, September 4, 2015. Four suspected Syrian human traffickers detained in connection with the deaths of 3-year old Aylan Kurdi and his family appeared in handcuffs at a courthouse in Bodrum on Friday. Kurdi, washed up on a beach near the Turkish resort of Bodrum sparked a global outpouring of sympathy, and shocked European governments into renewed focus on tackling the migrant crisis. The United Nations refugee agency estimates more than 300,000 people have already used dangerous sea-routes this year to reach Europe this year alone, with around 2,500 losing their lives. REUTERS/Murad Sezer

Suspected Syrian smugglers are escorted by plainclothes Turkish police officers upon their arrival to the courthouse in Bodrum, Turkey, September 4, 2015. Four suspected Syrian human traffickers detained in connection with the deaths of 3-year old Aylan Kurdi and his family appeared in handcuffs at a courthouse in Bodrum on Friday. Kurdi, washed up on a beach near the Turkish resort of Bodrum sparked a global outpouring of sympathy, and shocked European governments into renewed focus on tackling the migrant crisis. The United Nations refugee agency estimates more than 300,000 people have already used dangerous sea-routes this year to reach Europe this year alone, with around 2,500 losing their lives. REUTERS/Murad Sezer

Packets of synthetic marijuana illegally sold in New York City are put on display at a news conference held by New York state Senator Jeff Klein in New York, August 12, 2015. Illegal synthetic marijuana, or "weaponized" marijuana as police are calling it, is spreading across New York, particularly the city's homeless population in search of a cheap high but who often wind up hospitalized or dead, police say. REUTERS/Sebastien Malo

Police officers destroy seized drugs with fire at an event to mark International Day against Drug Abuse and Illicit Trafficking, outside Yangon June 26, 2015. The government destroyed $155 million worth of drugs in Yangon, according to the organizers. REUTERS/Soe Zeya Tun

A police officer from the Narcotics Control Board guards bags of methamphetamine pills during a Destruction of Confiscated Narcotics ceremony in Ayutthaya province, north of Bangkok, Thailand, June 26, 2015. About 7,340 kg (16,182 lbs) of drugs, among them methamphetamine, marijuana, heroin and opium worth more than 22 billion baht ($651,000,000), were destroyed during the anti-drug campaign, according to the Public Health Ministry. REUTERS/Athit Perawongmetha

A police officer throws alcoholic drink bottles for destruction near a steamroller at a West Jakarta police office June 15, 2015. Jakarta police burnt 581 kg of marijuana, and also destroyed more than 10,000 bottles of alcoholic drink, ahead of the holy month of Ramadan in Jakarta, local media reported. REUTERS/Beawiharta

An officer shows a 1kg marijuana pack before burning it, next to a marijuana pile at a West Jakarta police office, June 15, 2015. Jakarta police burnt 581 kg of marijuana, and also destroyed more than 10,000 bottles of alcoholic drink, ahead of the holy month of Ramadan in Jakarta, local media reported. REUTERS/Beawiharta

A customs officer arranges confiscated elephant tusks before a news conference at the Port Authority of Thailand in Bangkok April 20, 2015. Thai customs officials have seized four tonnes of ivory worth $6 million, authorities said on Monday, in what the department called the largest bust of its kind in Thailand's history. The elephant tusks were hidden in bags containing dried beans in containers originating from the Democratic Republic of Congo, the Thai Customs Department said in a statement, and were bound for Laos. REUTERS/Chaiwat Subprasom

A Colombian police officer carries a pack of marijuana seized in Cali March 30, 2015. Colombian narcotics police seized 4.1 tons of marijuana from drug trafficking gangs in two houses in Corinto, Cauca, according to authorities. REUTERS/Jaime Saldarriaga

A pile of 15 tonnes of ivory confiscated from smugglers and poachers is arranged before being burnt to mark World Wildlife Day at the Nairobi National Park March 3, 2015. The United Nations on December 20, 2013, declared 3rd March World Wildlife Day as a celebration of wild fauna and flora and to raise awareness of illegal trade. The 2015 theme for World Wildlife Day is "Wildlife Crime is serious; let's get serious about wildlife crime". REUTERS/Thomas Mukoya (KENYA - Tags: SOCIETY ANNIVERSARY ENVIRONMENT CRIME LAW POLITICS ANIMALS)

Apple's iPhone 6 are displayed during a news conference by Customs and Excise Department and the police in Hong Kong September 21, 2014. Hong Kong customs and marine police on Saturday foiled a smuggling case involving a speedboat carrying 138 iPhone 6, along with harddisks and RAMs, from Hong Kong to mainland China. Lured by the promise of profit from smuggling the new iPhones into China, opportunists have joined the thousands of Apple Inc fans lining up to buy the devices as they were launched across Asia. REUTERS/Bobby Yip (CHINA - Tags: BUSINESS CRIME LAW TELECOMS)

Apple's iPhone 6 are displayed during a news conference by Customs and Excise Department and the police in Hong Kong September 21, 2014. Hong Kong customs and marine police on Saturday foiled a smuggling case involving a speedboat carrying 138 iPhone 6, along with harddisks and RAMs, from Hong Kong to mainland China. Lured by the promise of profit from smuggling the new iPhones into China, opportunists have joined the thousands of Apple Inc fans lining up to buy the devices as they were launched across Asia. REUTERS/Bobby Yip (CHINA - Tags: BUSINESS CRIME LAW TELECOMS)

An anti-narcotics police officer sprays gasoline onto confiscated drugs before incinerating them in Panama City September 19, 2014. According to Panama's anti-narcotics police, more than 7.2 tons of cocaine and other types of drugs seized during various police operations across the country were destroyed. REUTERS/Carlos Jasso (PANAMA - Tags: CRIME LAW DRUGS SOCIETY)

An anti-narcotics police chemists test the cocaine seized last week near Trujillo, before sending it for incineration at a special operation police headquarters, in Lima September 3, 2014. Peruvian police seized a record 7.6 tonnes of cocaine in a quiet coastal town on August 26th, arresting seven Peruvians and two Mexicans suspected of trying to smuggle the load to Europe as coal, according to Peru's Interior Ministry. REUTERS/Enrique Castro-Mendivil (PERU - Tags: CRIME LAW DRUGS SOCIETY)

Fossilized dinosaur bones are seen on a Oviraptors graveyard on display during a repatriation ceremony at the United States Attorney's Office of Southern District in New York July 10, 2014. U.S. authorities on Thursday agreed to ship the remains of 18 dinosaurs back to Mongolia after finding the smuggled fossils during a criminal investigation. The dinosaur remains, all between 68 million and 80 million years old, were looted from sites in the Gobi desert. REUTERS/Eduardo Munoz (UNITED STATES - Tags: CRIME LAW SCIENCE TECHNOLOGY POLITICS ANIMALS SOCIETY)

Counterfeit antique coins are displayed by a U.S. Customs and Border Protections officer to show examples of confiscated products during a tour of a bonded warehouse at John F. Kennedy International Airport in New York June 16, 2014. REUTERS/Lucas Jackson (UNITED STATES - Tags: POLITICS BUSINESS)

Counterfeit cigarettes and products are displayed by a U.S. Customs and Border Protections officer to show examples of confiscated products during a tour of a bonded warehouse at John F. Kennedy International Airport in New York June 16, 2014. REUTERS/Lucas Jackson (UNITED STATES - Tags: BUSINESS POLITICS)

A lion skin is displayed on a table put together by the U.S. Fish and Wildlife Service to show examples of confiscated animal by-products during a tour of a bonded warehouse at John F. Kennedy International Airport in New York June 16, 2014. REUTERS/Lucas Jackson (UNITED STATES - Tags: ANIMALS BUSINESS POLITICS ENVIRONMENT)

Toubou human smuggler Barka al Qatrun looks out for cars driven by his colleagues coming from Libya at a checkpoint outside Agadez March 14, 2014. Picture taken March 14, 2014. To match Special Report EUROPE-IMMIGRATION/NIGER REUTERS/Joe Penney (NIGER - Tags: SOCIETY IMMIGRATION POVERTY)

Toubou migrant smugglers wrap turbans around their heads in Agadez March 13, 2014. Picture taken March 13, 2014. To match Special Report EUROPE-IMMIGRATION/NIGER REUTERS/Joe Penney (NIGER - Tags: SOCIETY IMMIGRATION POVERTY)

Ivory tusks are displayed after the official start of the destruction of confiscated ivory in Hong Kong May 15, 2014. A 28-ton stockpile of confiscated ivory began to burn in Hong Kong on Thursday, in a process that could take a year or more, according to local media. REUTERS/Tyrone Siu (CHINA - Tags: ENVIRONMENT ANIMALS CRIME LAW)

Seized ivory is displayed at the customs office in Machelen April 8, 2014. The 1.7 tonnes of ivory with an estimated value of 680,000 euros ($930,000) were seized in recent years and will be destroyed on Wednesday. REUTERS/Yves Herman (BELGIUM - Tags: CRIME LAW ANIMALS)

Seized ivory is displayed at the customs office in Machelen April 8, 2014. The 1.7 tonnes of ivory with an estimated value of 680,000 euros ($930,000) were seized in recent years and will be destroyed on Wednesday. REUTERS/Yves Herman (BELGIUM - Tags: CRIME LAW ANIMALS)

A cameraman watches police burn 1.6 tonnes (1,600 kilograms) of cannabis in a valley southeast of Tirana March 21, 2014. Police began eliminating drugs seized from operations in 2013. According to authorities, the cannabis was seized as it was being transported out of producing areas like Lazarat near the Greek border in the south, being ferried across the Adriatic to Italy hidden in commercial vehicles, or from the rocky coastal area of the Karaburun Peninsula in western Albania's Vlore. REUTERS/Arben Celi (ALBANIA - Tags: DRUGS SOCIETY CRIME LAW)

Israel's Prime Minister Benjamin Netanyahu (L) and Defense Minister Moshe Yaalon sit in front of a display of M302 rockets, found aboard the Klos C ship, at a navy base in the Red Sea resort city of Eilat March 10, 2014. Netanyahu, displaying on Monday what Israel said were seized Iranian-supplied missiles bound for militants in Gaza, called on the West not to be fooled by Tehran's diplomatic outreach over its nuclear programme. REUTERS/Amir Cohen (ISRAEL - Tags: POLITICS MILITARY CIVIL UNREST)

A police officer sorts rolling papers, plastic guns and cell phone chips outside the maximum security prison in Tamara on the outskirts of Tegucigalpa February 25, 2014. Police confiscated in a raid at the prison bladed weapons, marijuana plants, scissors, nail clippers, machetes, axes, homemade alcoholic beverages, cell phone chips, dozens of cell phones, rolling paper, plastic guns and 230,000 Lempiras ($11,500) in cash held by two prisoners, according to local media. Raids were done simultaneously in all the jails in the country. REUTERS/Jorge Cabrera (HONDURAS - Tags: CRIME LAW)