Ray Young

O'Brien is exposed to a small amount of radiation that allows him to shift through time several hours into the future, where he witnesses the station's destruction and his own death.

Mama sits in on Vint's poker game when one of his friends has to cancel. After an evening of embarrassing stories about Vint's childhood and Mama revealing what Vint does when he's bluffing, Vint ends the evening broke and belittled in front of his pals.

Mama accidentally leaves home without her identification -- and gets arrested during a rally by the homeless. Unable to prove that she has a home, Mama is put in jail with people who are really homeless, where she finds her cousin Cora, who lost her farm, and discovers they are people much like her.

Jaime boards a World War II destroyer and goes undercover as a salvage crewmember to investigate the mysterious death of Oscar Goldman's brother 36 years earlier. Theodore Wilson guest stars.

MacGyver takes Penny to see the house she's inherited from her Aunt Betty, who mysteriously disappeared 30 years ago.