Cuba has made it very clear that they will not be returning Assata Shakur to the United States.
From The Root:
“I can say it is off the table,” Gustavo Machin, the deputy director for American affairs at the Cuban Ministry of Foreign Affairs, replied when asked if Shakur, whose birth name is Joanne Chesimard, would be returned to New Jersey now that Cuba and the U.S. are restoring diplomatic relations.
Not only is Shakur’s extradition off the table, Machin explained, but the Cuban official went so far as to question the fairness and validity of Shakur’s 1977 criminal trial. “There are very serious doubts about that case,” said Machin. “We consider that a politically motivated case against that lady.”
Read more at the Root.