Explainer: Why Raul Castro's indictment risks further escalation in U.S.-Cuba tensions-

The possibility that the Justice Department could indict former Cuban leader Raúl Castro is pushing U.S. relations with the communist-run island to the foreground.

The indictment comes as Trump pushes for a regime change in Cuba, where Castro's communists have been in charge since Fidel Castro led a revolution in 1959.

Move comes as Trump pushes for regime change on communist-ruled island

Move comes as Trump pushes for regime change on communist-ruled island