Apollo 1's crew: a Mercury astronaut, spacewalker and rookie
Wednesday, January 25, 2017 - 14:21
in Astronomy & Space
CAPE CANAVERAL, Fla. (AP) -- The three astronauts killed 50 years ago in the first U.S. space tragedy represented NASA's finest: the second American to fly in space, the first U.S. spacewalker and the trusted rookie....