S99-08659 (24 May 1999) --- Astronaut John M. Grunsfeld, STS-103 mission specialist, has just donned a training version of the shuttle launch and entry garment prior to an emergency bailout training session at the Johnson Space Cetner (JSC). Grunsfeld will join six other astronauts for the autumn visit to the Hubble Space Telescope (HST) to participate in NASA third servicing mission on the orbiting observatory.