First memorial to Flight 629 bombing, one of Colorado’s deadliest mass murders, unveiled in Denver

There is a distinct before and after the night of Nov. 1, 1955, when a United Airlines flight exploded over a sugar beet field near Longmont, killing all 44 people on board in one of the deadliest mass murders in Colorado history.

There is before Susan Morgan lost her parents, Stewart and Anne, at 12 years old because a Denver man, Jack Gilbert Graham, put a homemade bomb in his mother’s suitcase.

Graham bought a life insurance policy as he escorted his mother, Daisie King, to the gate for United Airlines Flight 629 at Stapleton Airport. She unknowingly carried 25 sticks of dynamite, timed to explode after the Portland, Oregon-bound flight took off.

There is before Dave Benedict learned, at 3 years old, that he would never meet his grandparents, James and Sarah Dorey, because they were