"U.S. President Barack Obama lays a wreath at the Jose Marti monument in Revolution Square in Havana, Cuba, Monday March 21, 2016. ""It is a great honor to pay tribute to Jose Marti, who gave his life for independence of his homeland. His passion for liberty, freedom, and self-determination lives on in the Cuban people today,"" Obama wrote in dark ink in the book after he laid a wreath and toured the memorial dedicated to the memory of Jose Marti. (AP Photo/Enric Marti))"
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