Cuba's President Raul Castro (R), Cuba's Foreign Affairs Minister Bruno Rodriguez (C) and Nicaragua's President Daniel Ortega (L) attend an ALBA alliance summit to mark fifth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2018. REUTERS/Marco Bello 

Cuba's President Raul Castro (R) and Cuba's Foreign Affairs Minister Bruno Rodriguez attend an ALBA alliance summit to mark fifth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2018. REUTERS/Marco Bello 

(L-R) Nicaragua's President Daniel Ortega, Cuba's President Raul Castro and Venezuela's President Nicolas Maduro walk during an ALBA alliance summit to mark fifth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2018. REUTERS/Marco Bello 

Cuba's President Raul Castro (L) walks next to Venezuela's President Nicolas Maduro during the welcoming ceremony of an ALBA-TCP alliance summit to mark fifth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2018. REUTERS/Marco Bello 

Venezuela's President Nicolas Maduro (R) speaks with Cuba's President Raul Castro during the welcoming ceremony of an ALBA-TCP alliance summit to mark fifth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2018. REUTERS/Marco Bello 

Cuba's President Raul Castro (C) walks next to Venezuela's President Nicolas Maduro (L) during an ALBA alliance summit to mark fifth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2018. REUTERS/Marco Bello 

(L-R) Nicaragua's President Daniel Ortega, Cuba's President Raul Castro and Venezuela's President Nicolas Maduro pose for a family photo next to other regional leaders during an ALBA alliance summit to mark fifth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2018. REUTERS/Marco Bello 

Nicaragua's President Daniel Ortega (front 3rd L), Cuba's President Raul Castro (front 4th L), Venezuela's President Nicolas Maduro (C) and Bolivia's President Evo Morales (front 3rd R) pose for a family photo next to other regional leaders during an ALBA alliance summit to mark fifth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2018. REUTERS/Marco Bello 

Cuba's President Raul Castro (L) and Venezuela's President Nicolas Maduro pose for a family photo next to other regional leaders during an ALBA alliance summit to mark fifth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2018. REUTERS/Marco Bello 

(front L-R) Nicaragua's President Daniel Ortega, Cuba's President Raul Castro, Venezuela's President Nicolas Maduro and Bolivia's President Evo Morales pose for a family photo next to other regional leaders during an ALBA alliance summit to mark fifth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2018. REUTERS/Marco Bello 

Venezuela's President Nicolas Maduro (R) talks with Cuba's President Raul Castro during the welcoming ceremony of an ALBA-TCP alliance summit to mark fifth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2018. REUTERS/Marco Bello 

Venezuela's President Nicolas Maduro (R) shakes hands with Cuba's President Raul Castro during the welcoming ceremony of an ALBA-TCP alliance summit to mark fifth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2018. REUTERS/Marco Bello 

Cuba's President Raul Castro (L) and Venezuela's President Nicolas Maduro talk during an ALBA alliance summit to mark fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela, March 5, 2017. REUTERS/Carlos Garcia Rawlins 

(L-R) Nicaragua's President Daniel Ortega, Cuba's President Raul Castro, Venezuela's President Nicolas Maduro and Bolivia's President Evo Morales pose for a family photo next to other regional leaders during an ALBA alliance summit to mark fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela, March 5, 2017. REUTERS/Carlos Garcia Rawlins 

(L-R) St. Vincent and the Grenadines' Prime Minister Ralph Gonsalves, Nicaragua's President Daniel Ortega, Cuba's President Raul Castro, Venezuela's President Nicolas Maduro and Bolivia's President Evo Morales pose for a family photo next to other regional leaders during an ALBA alliance summit to mark fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela, March 5, 2017. REUTERS/Carlos Garcia Rawlins 

Cuba's President Raul Castro attends an ALBA alliance summit to mark the fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela, March 5, 2017. REUTERS/Carlos Garcia Rawlins 

Cuba's President Raul Castro attends an ALBA alliance summit to mark the fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela, March 5, 2017. REUTERS/Carlos Garcia Rawlins 

Venezuela's President Nicolas Maduro (R) and Cuba's President Raul Castro talk during a family photo of an ALBA alliance summit to mark the fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela, March 5, 2017. REUTERS/Carlos Garcia Rawlins 

Cuba's President Raul Castro, Venezuela's President Nicolas Maduro and Bolivia's President Evo Morales gesture during a family photo of an ALBA alliance summit to mark the fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela, March 5, 2017. REUTERS/Carlos Garcia Rawlins 

Cuba's President Raul Castro attends an ALBA alliance summit to mark fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela, March 5, 2017. REUTERS/Carlos Garcia Rawlins 

Venezuela's President Nicolas Maduro (C) stands next to Cuba's President Raul Castro during the welcoming ceremony of an ALBA alliance summit to mark fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela, March 5, 2017. REUTERS/Carlos Garcia Rawlins 

Venezuela's President Nicolas Maduro (R) speaks next to Cuba's President Raul Castro (L) during an ALBA alliance summit to mark fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela, March 5, 2017. REUTERS/Carlos Garcia Rawlins 

Cuba's President Raul Castro attends an ALBA alliance summit to mark fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela, March 5, 2017. REUTERS/Carlos Garcia Rawlins 

Venezuela's President Nicolas Maduro (R) stands next to Cuba's President Raul Castro during the welcoming ceremony of an ALBA alliance summit to mark fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela, March 5, 2017. REUTERS/Carlos Garcia Rawlins 

Venezuela's President Nicolas Maduro (R) and Cuba's President Raul Castro shake hands during the welcoming ceremony of an ALBA alliance summit to mark fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2017. REUTERS/Carlos Garcia Rawlins 

Venezuela's President Nicolas Maduro stands next to Cuba's President Raul Castro during the welcoming ceremony of an ALBA alliance summit to mark fourth anniversary of the death of Venezuela's late President Hugo Chavez in Caracas, Venezuela March 5, 2017. REUTERS/Carlos Garcia Rawlins 

Venezuela's President Nicolas Maduro (C) and Cuba's President Raul Castro (C-R) wave to the audience in front of a screen with images of Cuba's late President Fidel Castro and Venezuela's late President Hugo Chavez, next to by Cuban Foreign Minister Bruno Rodriguez (L), and Cuban Vice Presidents Salvador Antonio Valdes Mesa and Jose Ramon Machado Ventura to celebrate the 12th anniversary of the creation of the Bolivarian Alliance for the Peoples of Our America - Peoples' Trade Treaty (ALBA-TCP), in Havana, Cuba, December 14, 2016. The screen reads, "Our America with more Unity, Integration and Social Justice". REUTERS/Alexandre Meneghini 

Cuba's President Raul Castro speaks near images of Venezuela's late President Hugo Chavez and Cuba's late President Fidel Castro to celebrate the 12th anniversary of the creation of the Bolivarian Alliance for the Peoples of Our America - Peoples' Trade Treaty (ALBA-TCP), in Havana, Cuba, December 14, 2016. REUTERS/Alexandre Meneghini 

Enrique Alvares, 73, talks on the phone next to pictures of Cuba's former president Fidel Castro (2nd R), his brother Cuba's President Raul Castro and Venezuela's late President Hugo Chavez (R) at the entrance of a factory in downtown Havana, January 16, 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: POLITICS SOCIETY) 

Cuba's President Raul Castro (centre R) chats with his Bolivian counterpart Evo Morales as they attend a military parade to commemorate the first anniversary of the death of Venezuela's late president Hugo Chavez in Caracas March 5, 2014. REUTERS/Carlos Garcia Rawlins (VENEZUELA - Tags: POLITICS ANNIVERSARY) 

Cuba's President Raul Castro and his Bolivian counterpart Evo Morales (L) attend a military parade to commemorate the first anniversary of the death of Venezuela's late president Hugo Chavez in Caracas March 5, 2014. REUTERS/Jorge Silva (VENEZUELA - Tags: POLITICS ANNIVERSARY) 

Cuba's President Raul Castro and his Bolivian counterpart Evo Morales (L) attend a military parade to commemorate the first anniversary of the death of Venezuela's late president Hugo Chavez in Caracas March 5, 2014. REUTERS/Jorge Silva (VENEZUELA - Tags: POLITICS ANNIVERSARY) 

Cuba's President Raul Castro (R) and his Bolivian counterpart Evo Morales attend a military parade to commemorate the first anniversary of the death of Venezuela's late president Hugo Chavez in Caracas March 5, 2014. REUTERS/Jorge Silva (VENEZUELA - Tags: POLITICS ANNIVERSARY) 

Cuba's President Raul Castro attends a military parade to commemorate the first anniversary of the death of Venezuela's late president Hugo Chavez in Caracas March 5, 2014. Followers of Venezuela's late socialist leader Chavez flooded the streets on Wednesday to mark the anniversary of his death, a sad but welcome distraction for his successor who has faced a month of violent protests. A year after Chavez succumbed to cancer, his self-proclaimed 'son,' President Nicolas Maduro, faces the biggest challenge to his rule from a month-long explosion of anti-government demonstrations that have led to 18 deaths. REUTERS/Jorge Silva (VENEZUELA - Tags: POLITICS ANNIVERSARY) 

Cuba's President Raul Castro and his Bolivian counterpart Evo Morales (L) attend a military parade to commemorate the first anniversary of the death of Venezuela's late president Hugo Chavez in Caracas March 5, 2014. Followers of Venezuela's late socialist leader Chavez flooded the streets on Wednesday to mark the anniversary of his death, a sad but welcome distraction for his successor who has faced a month of violent protests. A year after Chavez succumbed to cancer, his self-proclaimed 'son,' President Nicolas Maduro, faces the biggest challenge to his rule from a month-long explosion of anti-government demonstrations that have led to 18 deaths. REUTERS/Jorge Silva (VENEZUELA - Tags: POLITICS ANNIVERSARY) 

Cuba's President Raul Castro (2nd L) and his Bolivian counterpart Evo Morales (L) attend a military parade to commemorate the first anniversary of the death of Venezuela's late president Hugo Chavez in Caracas March 5, 2014. Followers of Venezuela's late socialist leader Hugo Chavez flooded the streets on Wednesday to mark the anniversary of his death, a sad but welcome distraction for his successor who has faced a month of violent protests. A year after Chavez succumbed to cancer, his self-proclaimed 'son,' President Nicolas Maduro, faces the biggest challenge to his rule from a month-long explosion of anti-government demonstrations that have led to 18 deaths. REUTERS/Jorge Silva (VENEZUELA - Tags: POLITICS ANNIVERSARY) 

Cuba's President Raul Castro (R) and his Bolivian counterpart Evo Morales attend a military parade to commemorate the first anniversary of the death of Venezuela's late president Hugo Chavez in Caracas March 5, 2014. Followers of Venezuela's late socialist leader Hugo Chavez flooded the streets on Wednesday to mark the anniversary of his death, a sad but welcome distraction for his successor who has faced a month of violent protests. A year after Chavez succumbed to cancer, his self-proclaimed 'son,' President Nicolas Maduro, faces the biggest challenge to his rule from a month-long explosion of anti-government demonstrations that have led to 18 deaths. REUTERS/Jorge Silva (VENEZUELA - Tags: POLITICS ANNIVERSARY) 

Cuba's President Raul Castro attends the May Day parade in Havana's Revolution Square May 1, 2013. Hundreds of thousands of Cubans filed through Havana's Revolution Square on Wednesday in a May Day parade that paid tribute to Hugo Chavez, the Venezuelan leader who was the Caribbean island's top ally and benefactor before his death from cancer in March. A sea of workers, many wearing red shirts like those favored by Chavez and carrying signs with his image, paraded past a giant statue of 19th century Cuban independence hero Jose Marti in the vast square where Cuba holds its biggest political rallies. REUTERS/Desmond Boylan (CUBA - Tags: POLITICS ANNIVERSARY HEADSHOT PROFILE) 

Cuba's President Raul Castro salutes at the May Day parade in Havana's Revolution Square May 1, 2013. Hundreds of thousands of Cubans filed through Havana's Revolution Square on Wednesday in a May Day parade that paid tribute to Hugo Chavez, the Venezuelan leader who was the Caribbean island's top ally and benefactor before his death from cancer in March. A sea of workers, many wearing red shirts like those favored by Chavez and carrying signs with his image, paraded past a giant statue of 19th century Cuban independence hero Jose Marti in the vast square where Cuba holds its biggest political rallies. REUTERS/Desmond Boylan (CUBA - Tags: POLITICS ANNIVERSARY) 

Cuba's President Raul Castro salutes at the May Day parade in Havana's Revolution Square May 1, 2013. Hundreds of thousands of Cubans filed through Havana's Revolution Square on Wednesday in a May Day parade that paid tribute to Hugo Chavez, the Venezuelan leader who was the Caribbean island's top ally and benefactor before his death from cancer in March. A sea of workers, many wearing red shirts like those favored by Chavez and carrying signs with his image, paraded past a giant statue of 19th century Cuban independence hero Jose Marti in the vast square where Cuba holds its biggest political rallies. REUTERS/Desmond Boylan (CUBA - Tags: POLITICS ANNIVERSARY TPX IMAGES OF THE DAY) 

Argentina's President Cristina Fernandez de Kirchner (R) talks to Cuba's former President Fidel Castro during a private meeting in La Havana, in this picture provided by the Argentine Presidency taken January 11, 2013. Fernandez arrived in Havana on Friday for a meeting with Cuban President Raul Castro and his brother Fidel, and to take a Bible to ailing Venezuelan President Hugo Chavez, who is receiving cancer treatment there following surgery. Picture taken January 11, 2013. REUTERS/Argentine Presidency/Handout (CUBA - Tags: POLITICS HEALTH) ATTENTION EDITORS ? THIS IMAGE WAS PROVIDED BY A THIRD PARTY. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. THIS PICTURE IS DISTRIBUTED EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS 

Argentina's President Cristina Fernandez de Kirchner (2nd L) poses for a picture with Cuba's former President Fidel Castro (2nd R), Cuba's President Raul Castro and Argentina's Foreign Trade Secretary Beatriz Paglieri (R) during a private meeting in La Havana, in this picture provided by the Argentine Presidency taken on January 11, 2013. Fernandez arrived in Havana on Friday for a meeting with Cuban President Raul Castro and his brother Fidel, and to take a Bible to ailing Venezuelan President Hugo Chavez, who is receiving cancer treatment there following surgery. Picture taken January 11, 2013. REUTERS/Argentine Presidency/Handout (CUBA - Tags: POLITICS HEALTH) ATTENTION EDITORS ? THIS IMAGE WAS PROVIDED BY A THIRD PARTY. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. THIS PICTURE IS DISTRIBUTED EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS 

Argentina's President Cristina Fernandez de Kirchner (L) talks to Cuba's former President Fidel Castro during a private meeting in La Havana, in this picture provided by the Argentine Presidency taken January 11, 2013. Fernandez arrived in Havana on Friday for a meeting with Cuban President Raul Castro and his brother Fidel, and to take a Bible to ailing Venezuelan President Hugo Chavez, who is receiving cancer treatment there following surgery. Picture taken January 11, 2013. REUTERS/Argentine Presidency/Handout (CUBA - Tags: POLITICS HEALTH) ATTENTION EDITORS ? THIS IMAGE WAS PROVIDED BY A THIRD PARTY. FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. THIS PICTURE IS DISTRIBUTED EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS 

New York Yankees' Raul Ibanez (R), Mark Teixeira (C) and Eric Chavez celebrate Ibanez's two run home run against the Detroit Tigers during the ninth inning of Game 1 of their MLB ALCS playoff baseball series in New York, October 13, 2012. REUTERS/Ray Stubblebine (UNITED STATES - Tags: SPORT BASEBALL)

Venezuela's President Hugo Chavez (L) listens to his Cuban counterpart Raul Castro in Havana in this November 8, 2010 file photo. The centerpiece of the Cuba-Venezuela relationship is an oil-for-services deal under which Venezuela ships 115,000 barrels of oil daily to Cuba, most of which is used to meet the island's daily energy needs and the rest for processing in a Cuban refinery refurbished by Venezuela. In return, Cuba has sent 44,000 professionals to Venezuela, most of them medical personnel, to help Chavez provide the same level of free healthcare and social services Cubans receive. REUTERS/Desmond Boylan (CUBA - Tags: POLITICS ELECTIONS) 

Venezuela's President Hugo Chavez (L) listens to his Cuban counterpart Raul Castro in Havana in this November 8, 2010 file photo. The centerpiece of the Cuba-Venezuela relationship is an oil-for-services deal under which Venezuela ships 115,000 barrels of oil daily to Cuba, most of which is used to meet the island's daily energy needs and the rest for processing in a Cuban refinery refurbished by Venezuela. In return, Cuba has sent 44,000 professionals to Venezuela, most of them medical personnel, to help Chavez provide the same level of free healthcare and social services Cubans receive. REUTERS/Desmond Boylan (CUBA - Tags: POLITICS ELECTIONS) 

Venezuela's President Hugo Chavez (front) is followed by his Cuban counterpart Raul Castro in Havana in this November 8, 2010 file photo. The centerpiece of the Cuba-Venezuela relationship is an oil-for-services deal under which Venezuela ships 115,000 barrels of oil daily to Cuba, most of which is used to meet the island's daily energy needs and the rest for processing in a Cuban refinery refurbished by Venezuela. In return, Cuba has sent 44,000 professionals to Venezuela, most of them medical personnel, to help Chavez provide the same level of free healthcare and social services Cubans receive. REUTERS/Desmond Boylan (CUBA - Tags: POLITICS) 

Cuba's President Raul Castro holds up the arm of his Venezuelan counterpart Hugo Chavez (L) in Havana in this November 8, 2010 file photo. The centerpiece of the Cuba-Venezuela relationship is an oil-for-services deal under which Venezuela ships 115,000 barrels of oil daily to Cuba, most of which is used to meet the island's daily energy needs and the rest for processing in a Cuban refinery refurbished by Venezuela. In return, Cuba has sent 44,000 professionals to Venezuela, most of them medical personnel, to help Chavez provide the same level of free healthcare and social services Cubans receive. REUTERS/Desmond Boylan (CUBA - Tags: POLITICS ELECTIONS) 

Venezuela's President Hugo Chavez (L) listens to his Cuban counterpart Raul Castro in Havana in this November 8, 2010 file photo. The centerpiece of the Cuba-Venezuela relationship is an oil-for-services deal under which Venezuela ships 115,000 barrels of oil daily to Cuba, most of which is used to meet the island's daily energy needs and the rest for processing in a Cuban refinery refurbished by Venezuela. In return, Cuba has sent 44,000 professionals to Venezuela, most of them medical personnel, to help Chavez provide the same level of free healthcare and social services Cubans receive. REUTERS/Desmond Boylan (CUBA - Tags: POLITICS ELECTIONS) 

President Rafael Correa (C) heads a Bolivarian Alliance for the People's of Our America (ALBA) meeting in Guayaquil August 18, 2012. Correa spoke as Ecuador was hosting a weekend gathering of foreign ministers from the ALBA group of leftist-led Latin American nations and the Union of South American Nations (UNASUR). ALBA, which includes the governments of Hugo Chavez in Venezuela and Raul Castro in Cuba, issued a strong statement in Caracas this week. "We warn the United Kingdom ... about the grave consequences that carrying out their threats will have in relations with our countries," it said. REUTERS/Stringer (ECUADOR - Tags: POLITICS) 

President Rafael Correa (L) claps with Venezuelan Chancellor Nicolas Maduro during a Bolivarian Alliance for the People's of Our America (ALBA) meeting in Guayaquil August 18, 2012. Correa spoke as Ecuador was hosting a weekend gathering of foreign ministers from the ALBA group of leftist-led Latin American nations and the Union of South American Nations (UNASUR). ALBA, which includes the governments of Hugo Chavez in Venezuela and Raul Castro in Cuba, issued a strong statement in Caracas this week. "We warn the United Kingdom ... about the grave consequences that carrying out their threats will have in relations with our countries," it said. REUTERS/Stringer (ECUADOR - Tags: POLITICS) 

President Rafael Correa heads an Bolivarian Alliance for the People's of Our America (ALBA) meeting in Guayaquil August 18, 2012. Correa spoke as Ecuador was hosting a weekend gathering of foreign ministers from the ALBA group of leftist-led Latin American nations and the Union of South American Nations (UNASUR). ALBA, which includes the governments of Hugo Chavez in Venezuela and Raul Castro in Cuba, issued a strong statement in Caracas this week. "We warn the United Kingdom ... about the grave consequences that carrying out their threats will have in relations with our countries," it said. REUTERS/Stringer (ECUADOR - Tags: POLITICS) 

President Rafael Correa heads an Bolivarian Alliance for the People's of Our America (ALBA) meeting in Guayaquil August 18, 2012. Correa spoke as Ecuador was hosting a weekend gathering of foreign ministers from the ALBA group of leftist-led Latin American nations and the Union of South American Nations (UNASUR). ALBA, which includes the governments of Hugo Chavez in Venezuela and Raul Castro in Cuba, issued a strong statement in Caracas this week. "We warn the United Kingdom ... about the grave consequences that carrying out their threats will have in relations with our countries," it said. REUTERS/Stringer (ECUADOR - Tags: POLITICS) 

President Rafael Correa waves as he arrives at an Bolivarian Alliance for the People's of Our America (ALBA) meeting in Guayaquil August 18, 2012. Correa spoke as Ecuador was hosting a weekend gathering of foreign ministers from the ALBA group of leftist-led Latin American nations and the Union of South American Nations (UNASUR). ALBA, which includes the governments of Hugo Chavez in Venezuela and Raul Castro in Cuba, issued a strong statement in Caracas this week.
"We warn the United Kingdom ... about the grave consequences that carrying out their threats will have in relations with our countries," it said. REUTERS/Stringer (ECUADOR - Tags: POLITICS) 

New York Yankees' Raul Ibanez (L) and Eric Chavez loosen up during workouts at the team's spring training complex in Tampa, Florida February 26, 2012. REUTERS/Steve Nesius (UNITED STATES - Tags: SPORT BASEBALL) 

Cuban President Raul Castro (in blue suit) and Venezuelan President Hugo Chavez (in black suit) talk next to a new rustic truck made in Venezuela, after the Bolivarian Alternative for the Americas (ALBA) summit in Caracas February 5, 2012. REUTERS/Carlos Garcia Rawlins (VENEZUELA - Tags: POLITICS TRANSPORT) 

Venezuelan President Hugo Chavez (R) drives next to his Cuban counterpart Raul Castro after the ALBA (Boliviarian Alternative for the Americas) summit in Caracas February 5, 2012. REUTERS/Carlos Garcia Rawlins (VENEZUELA - Tags: POLITICS TRANSPORT) 

Cuban President Raul Castro (C) waves as Venezuelan President Hugo Chavez talks to him after the ALBA (Boliviarian Alternative for the Americas) summit in Caracas February 5, 2012. REUTERS/Carlos Garcia Rawlins (VENEZUELA - Tags: POLITICS) 

Venezuelan President Hugo Chavez (R) and his Cuban counterpart Raul Castro talk after the ALBA (Boliviarian Alternative for the Americas) summit in Caracas February 5, 2012. REUTERS/Carlos Garcia Rawlins (VENEZUELA - Tags: POLITICS) 

Venezuelan President Hugo Chavez (R) and his Cuban counterpart Raul Castro talk after the ALBA (Boliviarian Alternative for the Americas) summit in Caracas February 5, 2012. REUTERS/Carlos Garcia Rawlins (VENEZUELA - Tags: POLITICS)