Challenger astronauts from front left: Pilot Michael J. Smith, Commander Francis R. (Dick) Scobee and mission specialist Ronald E. McNair. From rear left: mission specialist Ellison Onizuka, teacher Christa McAuliffe, payload specialist Gregory Jarvis, and mission specialist Judith Resnik.
Challenger astronauts from front left: Pilot Michael J. Smith, Commander Francis R. (Dick) Scobee and mission specialist Ronald E. McNair. From rear left: mission specialist Ellison Onizuka, teacher Christa McAuliffe, payload specialist Gregory Jarvis, and mission specialist Judith Resnik. NASA AP
Challenger astronauts from front left: Pilot Michael J. Smith, Commander Francis R. (Dick) Scobee and mission specialist Ronald E. McNair. From rear left: mission specialist Ellison Onizuka, teacher Christa McAuliffe, payload specialist Gregory Jarvis, and mission specialist Judith Resnik. NASA AP

On Challenger anniversary, we need to remember lessons of tragic failures

January 22, 2016 05:35 PM

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