STS083-306-002 (4-8 April 1997) --- Payload specialist Gregory T. Linteris, talks to ground controllers while updating progress on an experiment in the Spacelab Science Module. Linteris, along with five other NASA astronauts and a second payload specialist supporting the Microgravity Sciences Laboratory (MSL-1) mission were less than a fourth of the way through a scheduled 16-day flight when a power problem cut short their planned stay.