Trial & Retribution: Season 11, Episode 9 Tracks: Part 1 (20 Mar. 2008) Self-made man Ray Herper and his bright teenage son Andy are seen to be driving at a chalk pit. The next day the corpse of young Maria Cole is found there and the police trace the tracks to the Harpers. Andy has a friend Darren, who is lower class and has had dealings with the police. The boys admit to bein...