Disappearance of Cherrie Mahan started when Mahan was last seen entering the school bus she rode with three friends at around 4:10 p.m.
Mahan was last seen exiting her school bus on Cornplanter Road on February 22, 1985. She alighted this bus with three friends at approximately 4:10 p.m. before her friends entered a car driven by the mother of one of the girls, Debbie Burk, who had followed the school bus in her own car. 
