A 'revolving door' for political prisoners? Venezuelan families cry foul / 'I thought I was going to die': Jailed Venezuelan activist details brutality of prison life / Former Venezuelan political prisoner arrested in Miami after a fatal hit-and-run crash, police say / Rocio San Miguel: Concern grows for detained Venezuelan activist / "Fat Leonard," released during Venezuela prisoner swap, lands in U.S. court / A U.S. deal gave hope to Venezuelan political prisoners' families. Sorrow followed.