Stone Silent, a $410,000 OBSMAR purchase off a speedy :20 2/5 breeze, ran five rivals off their feet in a sharp debut performance in Saturday's Fasig-Tipton Debutante S. at Santa Anita. The 3-1 second choice sped through an opening quarter in :22.08, kicked for home in complete command and never looked back as Kentucky Juvenile S. winner and $390,000 Fasig-Tipton digital sale buyback Tom's Regret ran on to narrow the gap. "First I'd like to thank the trainer and the owners for the opportunity," said winning pilot Ramon Vazquez. "I...