Commander of 1st flight of space shuttle Challenger dies

FLAGSTAFF, Ariz. (AP) -- Paul Weitz, a retired NASA astronaut who commanded the first flight of the space shuttle Challenger and also piloted the Skylab in the early 1970s, has died. He was 85....

from AP Top Science News at 8:28 a.m. EDT http://ift.tt/2gFeN5G