NASA and Fallen Astronauts' Families Mark 40th Anniversary of Challenger Accident

Families of the astronauts lost in the space shuttle Challenger accident gathered back at the launch site Thursday to mark that tragic day 40 years ago.

All seven on board were killed when Challenger broke apart following liftoff on Jan. 28, 1986.

At the Kennedy Space Center memorial ceremony, Challenger pilot Michael Smith’s daughter, Alison Smith Balch, said through tears that her life forever changed that frigid morning, as did many other lives.

Please select this link to read the complete article from The Associated Press.