A protester gestures as he shows placards with the pictures of former Haitian Prime Minister Laurent Lamothe (R) and former Minister of Finace Wilson Laleau during a demonstration against corruption in Port-au-Prince, Haiti, November 14, 2017. REUTERS/Andres Martinez Casares 

Demonstrators dance around a bonfire during an anti-government protest in Port-au-Prince December 6, 2014. Thousands of demonstrators took to the streets to demand the resignation of President Michel Martelly and Prime Minister Laurent Lamothe as a political crisis boils over in Haiti in the wake of the failure to hold scheduled elections. REUTERS/Marie Arago (HAITI - Tags: CIVIL UNREST POLITICS ELECTIONS) 

A demonstrator carries a portrait depicting Prime Minister Laurent Lamothe as a demon during an anti-government protest in Port-au-Prince December 6, 2014. Thousands of demonstrators took to the streets to demand the resignation of Haitian President Michel Martelly and Lamothe as a political crisis boils over in Haiti in the wake of the failure to hold scheduled elections. REUTERS/Marie Arago (HAITI - Tags: CIVIL UNREST POLITICS ELECTIONS) 

Demonstrators carry defaced portraits of Haitian Prime Minister Laurent Lamothe during an anti-government protest in Port-au-Prince December 5, 2014. Thousands of demonstrators took to the streets to demand the resignation of President Michel Martelly Lamothe as a political crisis boils over in Haiti in the wake of the failure to hold scheduled elections. REUTERS/Marie Arago (HAITI - Tags: CIVIL UNREST POLITICS ELECTIONS) 

Demonstrators shout anti-government slogans in Port-au-Prince December 5, 2014. Thousands of demonstrators took to the streets to demand the resignation of President Michel Martelly and Prime Minister Laurent Lamothe as a political crisis boils over in Haiti in the wake of the failure to hold scheduled elections. REUTERS/Marie Arago (HAITI - Tags: CIVIL UNREST POLITICS ELECTIONS) 

A demonstrator holds up a sign for an anti-government protest in Port-au-Prince December 5, 2014. Thousands of demonstrators took to the streets to demand the resignation of President Michel Martelly and Prime Minister Laurent Lamothe as a political crisis boils over in Haiti in the wake of the failure to hold scheduled elections. REUTERS/Marie Arago (HAITI - Tags: CIVIL UNREST POLITICS ELECTIONS) 

United Nations Secretary-General Ban Ki-moon leaves a home he visited during a trip to the cholera-afflicted rural village of Los Palmas July 14, 2014. Together with Haiti's Prime Minister Laurent Lamothe, Ban launched a "Total Sanitation Campaign" to promote efforts to alleviate a cholera epidemic that has killed thousands and has been linked to the U.N.'s own peacekeepers. Picture taken July 14, 2014. REUTERS/Marie Arago (HAITI - Tags: HEALTH POLITICS) 

United Nations Secretary-General Ban Ki-moon speaks to residents of the village of Los Palmas July 14, 2014. Together with Haiti's Prime Minister Laurent Lamothe, Ban launched a "Total Sanitation Campaign" to promote efforts to alleviate a cholera epidemic that has killed thousands and has been linked to the U.N.'s own peacekeepers. Picture taken July 14, 2014. REUTERS/Marie Arago (HAITI - Tags: HEALTH POLITICS) 

United Nations peacekeepers stand guard as Haitians gather to see U.N. Secretary-General Ban Ki-moon during his visit to the village of Los Palmas July 14, 2014. Together with Haiti's Prime Minister Laurent Lamothe, Ban launched a "Total Sanitation Campaign" to promote efforts to alleviate a cholera epidemic that has killed thousands and has been linked to the U.N.'s own peacekeepers. Picture taken July 14, 2014. REUTERS/Marie Arago (HAITI - Tags: HEALTH POLITICS) 

Haitians gather to see United Nations Secretary-General Ban Ki-moon during his visit to the village of Los Palmas, July 14, 2014. Together with Haiti's Prime Minister Laurent Lamothe, Ban launched a "Total Sanitation Campaign" to promote efforts to alleviate a cholera epidemic that has killed thousands and has been linked to the U.N.'s own peacekeepers. Picture taken July 14, 2014. REUTERS/Marie Arago (HAITI - Tags: HEALTH POLITICS) 

United Nations Secretary-General Ban Ki-moon arrives with his wife Yoo Soon-taek (near 2nd R) and Haitian Prime Minister Laurent Lamothe (R) during a visit to the village of Los Palmas July 14, 2014. Together with Lamothe, Ban launched a "Total Sanitation Campaign" to promote efforts to alleviate a cholera epidemic that has killed thousands and has been linked to the U.N.'s own peacekeepers. Picture taken July 14, 2014. REUTERS/Marie Arago (HAITI - Tags: HEALTH POLITICS) 

A United Nations peacekeeper stands guard as Haitians gather to see U.N. Secretary-General Ban Ki-moon visit the village of Los Palmas July 14, 2014. Together with Haiti's Prime Minister Laurent Lamothe, Ban launched a "Total Sanitation Campaign" to promote efforts to alleviate a cholera epidemic that has killed thousands and has been linked to the U.N.'s own peacekeepers. Picture taken July 14, 2014. The words on the t-shirts read, "Sanitation Campaign Launch". REUTERS/Marie Arago (HAITI - Tags: HEALTH POLITICS) 

Haitians gather to see United Nations Secretary-General Ban Ki-moon visit the village of Los Palmas July 14, 2014. Together with Haiti's Prime Minister Laurent Lamothe, Ban launched a "Total Sanitation Campaign" to promote efforts to alleviate a cholera epidemic that has killed thousands and has been linked to the U.N.'s own peacekeepers. Picture taken July 14, 2014. The words on the t-shirts read, "Sanitation Campaign Launch". REUTERS/Marie Arago (HAITI - Tags: HEALTH POLITICS) 

Haitians gather to see United Nations Secretary-General Ban Ki-moon visit the village of Los Palmas July 14, 2014. Together with Haiti's Prime Minister Laurent Lamothe, Ban launched a "Total Sanitation Campaign" to promote efforts to alleviate a cholera epidemic that has killed thousands and has been linked to the U.N.'s own peacekeepers. Picture taken July 14, 2014. REUTERS/Marie Arago (HAITI - Tags: HEALTH POLITICS) 

Venezuela's President Nicolas Maduro pose for a picture with U.S. actor Sean Penn (L) and Haiti's Prime Minister Laurent Lamothe (C) as they visit him at Miraflores Palace in Caracas, March 9, 2014. REUTERS/Miraflores Palace/ Handout via Reuters (VENEZUELA - Tags: POLITICS SOCIETY ENTERTAINMENT)
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. NO COMMERCIAL USE 

Venezuela's President Nicolas Maduro takes a picture with U.S. actor Sean Penn (L) and Haiti's Prime Minister Laurent Lamothe (C) as they visit him at Miraflores Palace in Caracas, March 9, 2014. REUTERS/Miraflores Palace/ Handout via Reuters (VENEZUELA - Tags: POLITICS SOCIETY)
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. NO COMMERCIAL USE 

Haiti's Prime Minister Laurent Lamothe (L) and actor Sean Penn appear at a Salesforce.com Dreamforce event in San Francisco, California November 19, 2013. Lamothe and Penn attended to listen to the keynote address of Salesforce CEO Marc Benioff. REUTERS/Robert Galbraith (UNITED STATES - Tags: SCIENCE TECHNOLOGY BUSINESS ENTERTAINMENT POLITICS) 

Haiti's Prime Minister Laurent Lamothe looks on at a Salesforce.com Dreamforce event in San Francisco, California November 19, 2013. Lamothe attended to listen to the keynote address of Salesforce CEO Marc Benioff. REUTERS/Robert Galbraith (UNITED STATES - Tags: SCIENCE TECHNOLOGY POLITICS HEADSHOT BUSINESS) 

Haiti's Prime Minister Laurent Lamothe (R), and model Petra Nemcova attend a Salesforce.com Dreamforce event in San Francisco, California November 19, 2013. Lamothe and Nemcove attended to listen to the keynote address of Salesforce CEO Marc Benioff. REUTERS/Robert Galbraith (UNITED STATES - Tags: SCIENCE TECHNOLOGY BUSINESS POLITICS FASHION ENTERTAINMENT) 

Laurent Salvador Lamothe, Prime Minister of Haiti, speaks during the 68th Session of the United Nations General Assembly at UN headquarters in New York, September 26, 2013. REUTERS/Stan Honda/Pool (UNITED STATES - Tags: POLITICS)

Laurent Salvador Lamothe, Prime Minister of Haiti, speaks during the 68th Session of the United Nations General Assembly at UN headquarters in New York, September 26, 2013. REUTERS/Stan Honda/Pool (UNITED STATES - Tags: POLITICS)

Laurent Salvador Lamothe, Prime Minister of Haiti, speaks during the 68th Session of the United Nations General Assembly at UN headquarters in New York, September 26, 2013. REUTERS/Stan Honda/Pool (UNITED STATES - Tags: POLITICS)

Laurent Salvador Lamothe, Prime Minister of Haiti, speaks during the 68th Session of the United Nations General Assembly at UN headquarters in New York, September 26, 2013. REUTERS/Stan Honda/Pool (UNITED STATES - Tags: POLITICS)

Haiti's Prime Minister Laurent Salvador Lamothe addresses the 68th United Nations General Assembly at the UN headquarters in New York, September 26, 2013. REUTERS/Adam Hunger (UNITED STATES - Tags: POLITICS) 

Prime Minister of Haiti Laurent Lamothe sits with his girlfriend supermodel Petra Nemcova at their table during the awards ceremony at the Clinton Global Initiative 2013 (CGI) in New York, September 25, 2013. REUTERS/Carlo Allegri (UNITED STATES - Tags: POLITICS ENTERTAINMENT) 

Prime Minister of Haiti Laurent Lamothe speaks to his girlfriend supermodel Petra Nemcova at their table during the awards ceremony at the Clinton Global Initiative 2013 (CGI) in New York, September 25, 2013. REUTERS/Carlo Allegri (UNITED STATES - Tags: POLITICS ENTERTAINMENT) 

Haitian Prime Minister Laurent Lamothe speaks during a session called "Expanding Cross-Sector Coordination in Haiti" at the Clinton Global Initiative 2013 (CGI) in New York September 25, 2013. REUTERS/Carlo Allegri (UNITED STATES - Tags: POLITICS)

Haitian Prime Minister Laurent Lamothe speaks during a session called "Expanding Cross-Sector Coordination in Haiti" at the Clinton Global Initiative 2013 (CGI) in New York September 25, 2013. REUTERS/Carlo Allegri (UNITED STATES - Tags: POLITICS HEADSHOT)

Haitian Prime Minister Laurent Lamothe speaks during a session called "Expanding Cross-Sector Coordination in Haiti" at the Clinton Global Initiative 2013 (CGI) in New York September 25, 2013. REUTERS/Carlo Allegri (UNITED STATES - Tags: POLITICS HEADSHOT)

Haiti's Prime Minister Laurent Lamothe speaks at a news conference after a meeting with Brazil's Foreign Minister Antonio Patriota at the Itamaraty Palace in Brasilia May 21, 2013. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS) 

Haiti's Prime Minister Laurent Lamothe adjusts his headphones at a news conference after a meeting with Brazil's Foreign Minister Antonio Patriota at the Itamaraty Palace in Brasilia May 21, 2013. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS) 

Haiti's Prime Minister Laurent Lamothe speaks at a news conference after a meeting with Brazil's Foreign Minister Antonio Patriota at the Itamaraty Palace in Brasilia May 21, 2013. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS) 

Haiti's Prime Minister Laurent Lamothe (L) and Brazil's Foreign Minister Antonio Patriota exchange documents during a meeting at the Itamaraty Palace in Brasilia May 21, 2013. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS) 

Haiti's Prime Minister Laurent Lamothe (L) and Brazil's Foreign Minister Antonio Patriota exchange documents during a meeting at the Itamaraty Palace in Brasilia May 21, 2013. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS) 

Haiti's Prime Minister Laurent Lamothe (L) and Brazil's Foreign Minister Antonio Patriota arrive for a meeting at the Itamaraty Palace in Brasilia May 21, 2013. REUTERS/Ueslei Marcelino (BRAZIL - Tags: POLITICS) 

Haiti's President Michel Martelly (R) and Prime Minister Laurent Lamothe look out at supporters gathered in front of the presidential palace to hear Martelly speak on the second anniversary of his term of office, in Port-au-Prince May 14, 2013. Picture taken May 14, 2013. REUTERS/Marie Arago (HAITI - Tags: POLITICS ANNIVERSARY) 

Haiti's President Michel Martelly (C) and Prime Minister Laurent Lamothe (L) place flowers during a memorial service remembering the lives lost in the January 2010 earthquake at the mass burial site at Morne St. Christophe January 12, 2013. Former U.S. president Bill Clinton flew to Haiti on Saturday to join the Martelly, at an official commemoration of the third anniversary of the earthquake that decimated the capital and killed more than 250,000 people. REUTERS/Swoan Parker (HAITI - Tags: DISASTER POLITICS) 

Haiti's President Michel Martelly (L), former U.S. President Bill Clinton (2nd R) and Haiti's Prime Minister Laurent Lamothe (C) attend a memorial service remembering the lives lost in the January 2010 earthquake at the mass burial site at Morne St. Christophe January 12, 2013. Clinton flew to Haiti on Saturday to join the country's president, Michel Martelly, at an official commemoration of the third anniversary of the earthquake that decimated the capital and killed more than 250,000 people. REUTERS/Swoan Parker (HAITI - Tags: DISASTER POLITICS) 

Vietnam's Prime Minister Nguyen Tan Dung (L) chats with his Haitian counterpart Laurent Lamothe (R) at the garden of the Presidential Palace after a welcoming ceremony, in Hanoi December 17, 2012. Lamothe is in Hanoi on a three-day visit from December 16 to 18. REUTERS/Kham (VIETNAM - Tags: POLITICS) 

Haiti's Prime Minister Laurent Lamothe (R) reviews a guard of honour with his Vietnamese counterpart Nguyen Tan Dung during a welcoming ceremony at the Presidential Palace in Hanoi December 17, 2012. Lamothe is in Hanoi on a three-day visit from December 16 to 18. REUTERS/Kham (VIETNAM - Tags: POLITICS) 

Haiti's Prime Minister Laurent Lamothe (L) stands on stage with his Vietnamese counterpart Nguyen Tan Dung while listening to their national anthems during a welcoming ceremony at the Presidential Palace in Hanoi December 17, 2012. Lamothe is in Hanoi on a three-day visit from December 16 to 18. REUTERS/Kham (VIETNAM - Tags: POLITICS) 

Haiti's Prime Minister Laurent Lamothe reviews a guard of honour during a welcoming ceremony at the Presidential Palace in Hanoi December 17, 2012. Lamothe is in Hanoi on a three-day visit from December 16 to 18. REUTERS/Kham (VIETNAM - Tags: POLITICS) 

Haiti's Prime Minister Laurent Lamothe (R) reviews a guard of honour with his Vietnamese counterpart Nguyen Tan Dung during a welcoming ceremony at the Presidential Palace in Hanoi December 17, 2012. Lamothe is in Hanoi on a three-day visit from December 16 to 18. REUTERS/Kham (VIETNAM - Tags: POLITICS) 

Haiti's Prime Minister Laurent Lamothe (R) reviews a guard of honour with his Vietnamese counterpart Nguyen Tan Dung during a welcoming ceremony at the Presidential Palace in Hanoi December 17, 2012. Lamothe is in Hanoi on a three-day visit from December 16 to 18. REUTERS/Kham (VIETNAM - Tags: POLITICS) 

Haiti's Prime Minister Laurent Lamothe (L) poses for a photo with his Vietnamese counterpart Nguyen Tan Dung at the Government Office in Hanoi December 17, 2012. Lamothe is in Hanoi on a three-day visit from December 16 to 18. REUTERS/Kham (VIETNAM - Tags: POLITICS) 

Haitian Prime Minister Laurent Lamothe speaks during a commitment workshop titled "Haiti: Lessons for the Future" on the second day of the Clinton Global Initiative 2012 (CGI) in New York September 24, 2012. The CGI, which runs through September 25, was created by former U.S. President Bill Clinton in 2005 to gather global leaders to discuss solutions to the world's problems. REUTERS/Lucas Jackson (UNITED STATES - Tags: EDUCATION POLITICS HEADSHOT)

Haitian Prime Minister Laurent Lamothe speaks during a commitment workshop titled "Haiti: Lessons for the Future" on the second day of the Clinton Global Initiative 2012 (CGI) in New York September 24, 2012. The CGI, which runs through September 25, was created by former U.S. President Bill Clinton in 2005 to gather global leaders to discuss solutions to the world's problems. REUTERS/Lucas Jackson (UNITED STATES - Tags: EDUCATION POLITICS)

Haiti's Prime Minister Laurent Lamothe speaks during a news conference at the 42nd Organization of American States Assembly in Tiquipaya, Cochabamba June 4, 2012. REUTERS/David Mercado (BOLIVIA - Tags: POLITICS) 

Haiti's President Michel Joseph Martelly (L) shakes hands with new Prime Minister Laurent Lamothe during his inauguration ceremony at the National Palace in Port-au-Prince May 16, 2012. Lamothe was ratified by Parliament with 70 votes for, 6 against and 3 abstentions, filling a void in the role after former Prime Minister Gary Conille resigned in February due to political infighting. REUTERS/Swoan Parker (HAITI - Tags: POLITICS) 

Haiti's President Michel Joseph Martelly reacts to a comment during the inauguration ceremony of newly appointed Prime Minister Laurent Lamothe at the National Palace in Port-au-Prince May 16, 2012. Lamothe was ratified by Parliament with 70 votes for, 6 against and 3 abstentions, filling a void in the role after former Prime Minister Gary Conille resigned in February due to political infighting. REUTERS/Swoan Parker (HAITI - Tags: DISASTER POLITICS) 

Haiti's President Michel Joseph Martelly listens during the inauguration ceremony of newly appointed Prime Minister Laurent Lamothe (unseen) at the National Palace in Port-au-Prince May 16, 2012. Lamothe was ratified by Parliament with 70 votes for, 6 against and 3 abstentions, filling a void in the role after former Prime Minister Gary Conille resigned in February due to political infighting. REUTERS/Swoan Parker (HAITI - Tags: DISASTER POLITICS) 

Haiti's President Michel Joseph Martelly (R) shakes hands with new Haitian Prime Minister Laurent Lamothe during his inauguration ceremony at the National Palace in Port-au-Prince May 16, 2012. Lamothe was ratified by Parliament with 70 votes for, 6 against and 3 abstentions, filling a void in the role after former Prime Minister Gary Conille resigned in February due to political infighting. REUTERS/Swoan Parker (HAITI - Tags: POLITICS) 

Haiti's President Michel Joseph Martelly (L) and new Haitian Prime Minister Laurent Lamothe listen during the inauguration ceremony at the National Palace in Port-au-Prince May 16, 2012. Lamothe was ratified by Parliament with 70 votes for, 6 against and 3 abstentions, filling a void in the role after former Prime Minister Gary Conille resigned in February due to political infighting. REUTERS/Swoan Parker (HAITI - Tags: POLITICS) 

Haiti's President Michel Joseph Martelly (R) reacts as new Prime Minister Laurent Lamothe speaks during his inauguration ceremony at the National Palace in Port-au-Prince May 16, 2012. Lamothe was ratified by Parliament with 70 votes for, 6 against and 3 abstentions, filling a void in the role after former Prime Minister Gary Conille resigned in February due to political infighting. REUTERS/Swoan Parker (HAITI - Tags: POLITICS) 

Haiti's new Prime Minister Laurent Lamothe speaks during his inauguration ceremony at the National Palace in Port-au-Prince May 16, 2012. Lamothe was ratified by Parliament with 70 votes for, 6 against and 3 abstentions, filling a void in the role after former Prime Minister Gary Conille resigned in February due to political infighting. REUTERS/Swoan Parker (HAITI - Tags: POLITICS) 

Haiti's newly elected Prime Minister Laurent Lamothe speaks during a news conference in Port-au-Prince May 15, 2012. Lamothe was ratified by Parliament with 70 votes for, 6 against and 3 abstentions, filling a void in the role after former Prime Minister Garry Conille resigned in February due to political infighting. REUTERS/Swoan Parker (HAITI - Tags: POLITICS) 

Haiti's newly elected Prime Minister Laurent Lamothe speaks during a news conference in Port-au-Prince May 15, 2012. Lamothe was ratified by Parliament with 70 votes for, 6 against and 3 abstentions, filling a void in the role after former Prime Minister Garry Conille resigned in February due to political infighting. REUTERS/Swoan Parker (HAITI - Tags: POLITICS) 

Haiti's newly elected Prime Minister Laurent Lamothe speaks during a news conference in Port-au-Prince May 15, 2012. Lamothe was ratified by Parliament with 70 votes for, 6 against and 3 abstentions, filling a void in the role after former Prime Minister Garry Conille resigned in February due to political infighting. REUTERS/Swoan Parker (HAITI - Tags: POLITICS) 

Haiti's newly elected Prime Minister Laurent Lamothe speaks during a news conference in Port-au-Prince May 15, 2012. Lamothe was ratified by Parliament with 70 votes for, 6 against and 3 abstentions, filling a void in the role after former Prime Minister Garry Conille resigned in February due to political infighting. REUTERS/Swoan Parker (HAITI - Tags: POLITICS) 

Saint Lucia's Prime Minister Kenny Anthony, Grenada's Prime Minister Tillman Joseph Thomas, Barbados' Prime Minister Freundel Stuart, Jamaica's Prime Minister Portia Simpson Miller, U.S. President Barack Obama, Trinidad and Tobago's Prime Minister Kamla Persad-Bissessar, Belize's Deputy Prime Minister Gaspar Vega, Guyana's President Donald Ramotar, Saint Vincent and Grenadines' Prime Minister Ralph Gonsalves, (front row, L-R), Haiti's Foreign Minister Laurent Lamothe, Dominica's Prime Minister Roosevelt Skerrit, Antigua and Barbuda's Prime Minister Winston Baldwin Spencer, Bahamas' Deputy Prime Minister Theodore Brent Symonette, Dominican Republic's President Leonel Fernandez, Saint Kitts and Nevis' Prime Minister Denzil Douglas and Suriname's President Desi Bouterse (back row, 2nd L-R) pose for a picture at the Summit of the Americas in Cartagena, Colombia April 15, 2012. REUTERS/Kevin Lamarque (COLOMBIA - Tags: POLITICS)