President Obama commutes sentence of Oscar Lopez Rivera

Oscar Lopez Rivera speaks during a community meeting at Tuley High School in Chicago on Feb. 1, 1973.

Oscar Lopez Rivera at a meeting on July 30, 1973, on the shooting by police of Orlando Quintana.

FALN leader Oscar Lopez Rivera peers from an automobile window July 24, 1981, as he is taken to jail after he was convicted on bombing, weapons and sedition charges.

Demonstrators protest outside the Dirksen U.S. Courthouse as jury selection in the trial of Oscar Lopez Rivera begins inside. Photo published July 21, 1981.

People march to demand the release of Oscar Lopez Rivera near the White House on Jan. 11, 2017.

People march to demand the release of Puerto Rican nationalist Oscar Lopez Rivera near the White House on Jan. 11, 2017.

Posters of Oscar Lopez Rivera inside the Puerto Rican Cultural Center in Chicago on Jan. 17, 2017.

Jose E. Lopez, right, talks with Billy Ocasio, CEO of The National Museum of Puerto Rican Arts and Culture on Jan. 17, 2017. Lopez’s brother, Oscar Lopez Rivera had his prison sentence commuted by President Barack Obama.

Jose E. Lopez pauses in front of a poster of his brother, Oscar Lopez Rivera, at the Puerto Rican Cultural Center on Jan. 17, 2017. Lopez Rivera had his prison sentence commuted by President Barack Obama.