Alaska, 1972. Two congressmen vanish on a small plane. They’re never found. In 1995, a mobster tells the F.B.I. the plane was bombed. What happened?

See omnystudio.com/listener for privacy information.

Two congressmen vanish in Alaska in 1972.

See omnystudio.com/listener for privacy information.

Battling snow and waves, searchers hunt for the missing plane.

See omnystudio.com/listener for privacy information.

A mysterious assassination letter surfaces.

See omnystudio.com/listener for privacy information.

The pilot’s account of a previous Arctic crash.

See omnystudio.com/listener for privacy information.

A mobster marries the widow of one of the missing men.

See omnystudio.com/listener for privacy information.

A shocking story, as told to investigators in 1994.

See omnystudio.com/listener for privacy information.

A cabbie kills a key player, and investigators dither.

See omnystudio.com/listener for privacy information.