Douglas Whyte heaped praise on his former fierce rival Zac Purton after the nine-time champion jockey helped get his season up and running with a Happy Valley double on Wednesday night. Live Wire’s success in the Class Four Community Chest Cup (1,200m) was an easy watch for Whyte, but it was the complete opposite when it came to Young Arrow in the second section of the Class Four Lido Handicap (1,200m). Forced to settle back early, Purton again had to steady his mount heading out of the back...