Missed Warnings: The Fatal Flaws Which Doomed Challenger 32 Years Ago (Part 2)

This photograph of the space shuttle Challenger accident Jan. 28, 1986 was taken by a 70mm tracking camera at UCS 15 south of Pad 39B, at 11:39:19.261 EST. Photo credit: NASA

At 11:39 a.m. EST on 28 January 1986, the unthinkable happened, when shuttle Challenger was lost, a mere 73 seconds after liftoff. […]