Challenger disaster: McAuliffe's students go on to teach

CONCORD, N.H. (AP) — Thirty years after the Concord High School class of '86 watched social studies teacher Christa McAuliffe and six astronauts perish when the space shuttle Challenger broke apart on live TV, a number of them have gone into teaching — and some wonder if, indirectly, the tragedy affected them enough that they wanted to