Private vendor Lionel Hernandez (C), 47, waves the U.S. and Cuban national flags moments before the match between New York Cosmos and Cuba's national team in Havana June 2, 2015. The New York Cosmos dominated Cuba 4-1 on Tuesday in a soccer friendly meant to promote better relations between the United States and Cuba and demonstrate that baseball-mad Cuba is also becoming a soccer nation. REUTERS/Alexandre Meneghini

Lizmaria Perez, 7, (C), chats with friends before a rehearsal of the choral group Sol Fa which she is part of before the presentation of the Los Angeles Children's Chorus Young Men’s Ensemble, a U.S. children's choir, in Havana, June 15, 2015. The Los Angeles children's chorus is seeking to help ease old Cold War tensions between Cuba and the United States with an 11-day tour of the island nation amidst a historic detente. REUTERS/Alexandre Meneghini

Georganne Nixon, wife of Missouri Governor Jay Nixon, stands near a 1954 Chevrolet car at a hotel in Havana March 2, 2015. The most important U.S. agricultural delegation to visit Cuba in more than a decade began three days of meetings on Monday, hoping to find potential business partners and urge the U.S. Congress to lift the trade embargo against the Caribbean nation. Two former agriculture secretaries, a number of state agriculture officials and representatives of various state farm bureaus are among the 95 people whose visit was organized by the U.S. Agriculture Coalition for Cuba, formed after the December 17 announcement that the United States and Communist-run Cuba would restore diplomatic relations. REUTERS/Stringer (CUBA - Tags: POLITICS BUSINESS AGRICULTURE TRANSPORT) 

Cuban wrestler Livan Lopez Azcuy slams U.S. wrestler David Taylor during their "Salsa in the Square" wrestling match in New York's Times Square, May 21, 2015. United States wrestled Cuba in an exhibition in New York City's Times Square. REUTERS/Brendan McDermid

U.S. artists and art curators who came to visit the 12th Havana Biennial take pictures in downtown Havana, May 29, 2015. The United States formally dropped Cuba from a list of state sponsors of terrorism on Friday, an important step toward restoring diplomatic ties but one that will have limited effect on removing U.S. sanctions on the Communist-ruled island. REUTERS/Alexandre Meneghini

Kevin Lachaise, 8, watches a recorded TV show through the screen of a computer at the living room of his home in downtown Havana February 10, 2015. Netflix Inc launched its movie and TV streaming service in Cuba on Monday, joining the list of U.S. companies looking to take advantage of thawing diplomatic relations between the United States and the communist-ruled island country. REUTERS/Alexandre Meneghini (CUBA - Tags: BUSINESS MEDIA SCIENCE TECHNOLOGY) 

Real estate agent Michael Schaftle, 43, from Germany, smokes as he competes for the longest ash during the XVII Habanos Festival in Havana, February 26, 2015. Cuban cigar-maker Habanos S.A. envisions gaining 25 percent to 30 percent of the U.S. premium cigar market if the United States lifts its trade embargo on Cuba, potentially selling 70 million to 90 million cigars per year, the company said on Monday. The prospect of the United States lifting is 53-year-old embargo improved after the United States and Cuba announced on December 17 their intention to restore diplomatic relations. REUTERS/Alexandre Meneghini (CUBA - Tags: BUSINESS COMMODITIES SOCIETY TPX IMAGES OF THE DAY) 

Suylen Escobar,17, member of the choral Cantoria Coralillo puts make up before the presentation of the Los Angeles Children's Chorus Young Men’s Ensemble, a U.S. children's choir, in Havana, June 15, 2015. The Los Angeles children's chorus is seeking to help ease old Cold War tensions between Cuba and the United States with an 11-day tour of the island nation amidst a historic detente. REUTERS/Alexandre Meneghini

People line up on the sidewalk to enter the United States Interests Section in Havana (USINT), January 15, 2015. The United States rolled out a sweeping set of measures on Thursday to significantly ease the half-century-old embargo against Cuba, opening up the country to expanded travel, trade and financial activities. REUTERS/Alexandre Meneghini (CUBA - Tags: BUSINESS POLITICS) 

Chairs are prepared before a news conference in Washington, after the fourth round of U.S.-Cuba talks to re-establish diplomatic relations and re-open embassies, May 22, 2015. REUTERS/Yuri Gripas 

Alan Gross, recently released from prison in Cuba, thrusts his fists in the air as he is mentioned by President Barack Obama during his State of the Union address to a joint session of the U.S. Congress on Capitol Hill in Washington, January 20, 2015. REUTERS/Larry Downing (UNITED STATES - Tags: POLITICS TPX IMAGES OF THE DAY)

People line up to buy vegetables as a man sitting inside wears a tee shirt with an image of Cuba's revolutionary hero Ernesto 'Che' Guevara in a market in Havana, March 2, 2015. The most important U.S. agricultural delegation to visit Cuba in more than a decade began three days of meetings on Monday, hoping to find potential business partners and urge the U.S. Congress to lift the trade embargo against the Caribbean nation. Two former agriculture secretaries, a number of state agriculture officials and representatives of various state farm bureaus are among the 95 people whose visit was organized by the U.S. Agriculture Coalition for Cuba, formed after the December 17 announcement that the United States and Communist-run Cuba would restore diplomatic relations. REUTERS/Alexandre Meneghini (CUBA - Tags: BUSINESS FOOD SOCIETY) 

Boys protect themselves from the rain as they watch the friendly match between New York Cosmos and Cuba's national team in Havana June 2, 2015. The New York Cosmos dominated Cuba 4-1 on Tuesday in a soccer friendly meant to promote better relations between the United States and Cuba and demonstrate that baseball-mad Cuba is also becoming a soccer nation. REUTERS/Alexandre Meneghini

A passenger pushes a luggage cart after arriving on a charter flight from Tampa, Florida, at the airport in Havana January 15, 2015. The United States rolled out a sweeping set of measures on Thursday to significantly ease sanctions on Cuba, opening up the country to expanded U.S. travel, trade and financial activities. The 54-year-old U.S. embargo on Cuba will remain in place - only Congress can lift it. REUTERS/Stringer (CUBA - Tags: TRANSPORT BUSINESS POLITICS) 

A woman wearing pants with the colors of the U.S. flag walks on a street in Havana December 17, 2014. Stunned Cubans celebrated an apparent end to decades of conflict with the United States on Wednesday after both governments said they would restore diplomatic relations cut off in 1961. Many said they expected a restoration of ties would lead to the end of a U.S. economic embargo against Cuba, which is vilified daily in the official media and which Cubans accept as a key cause of widespread poverty on the island. REUTERS/Stringer (CUBA - Tags: POLITICS SOCIETY) 

Tourists take a ride in a convertible car in Havana, January 6, 2015. Tour operators hope a fledgling detente between Cuba and the United States, announced last month, will lure hundreds of thousands of U.S. tourists to enjoy the island's once forbidden fruits: its white beaches, colonial cities, fine cigars and rum, and the vintage American cars on its streets. REUTERS/Alexandre Meneghini (CUBA - Tags: TRAVEL TPX IMAGES OF THE DAY)