Mollie Tibbets was a 20-year-old resident of Brooklynn, Iowa.  She left one morning for a run and never returned.  She was head over heels in love with her boyfriend Dalton.  He was distraught over her disappearance.  But he was discovered to have cheated on her!  Was that enough reason for him to be a suspect?  Or was it someone else?  An illegal immigrant named Christhian Rivera was seen on cc tv being around the area Mollie disappeared.  He quickly became a suspect but some shotty police work almost eliminated him as a suspect.