Preliminary hearing set for man accused of throwing one year-old daughter off cliff Video of last update on the case 05/20/20 A Sept. 10 preliminary hearing date was confirmed today for a registered sex offender accused of throwing his 1-year-old daughter off a cliff in the mountains south of the Coachella Valley, and also attacking the child's mother and a good Samaritan. Adam Slater, 50, of Palm Desert was arrested May 7, 2020, in connection with a spate of crimes -- including murder -- the previous day that culminated in a rollover car crash on Highway 74 near Pinyon Crest, where he allegedly threw his daughter over