Killer Cheer on ID: How did Mary-Lou Arruda die?
Mary-Lou Arruda, a team promoter from Raynham, Massachusetts, disappeared on September 8, 1978, two days after her fifteenth birthday celebration while cycling outside. Her bike was found that very day not a long way from her home. Arrudas vanishing set off a monstrous quest for the high schooler, whose deteriorating body was found around nine