what going on?

Quantum Leap 2x22

M.I.A.

April 1, 1969: When Sam leaps into the life of an undercover cop, Al explains that his mission is to convince a navy nurse that her MIA husband is still alive, and to prevent her from marrying a lawyer she meets on the day Sam leaps in. But a series of coincidences causes Sam to wonder about the true nature of his mission.

May. 09, 1990

Quantum Leap season 2