Trainer John Ennis said Great White (Volatile), who reared up and fell before he was loaded into the starting gate for the Kentucky Derby and was scratched, escaped without a scratch and is a strong possibility to run in the GI Preakness Stakes. "I've taken worse falls out of bed," Ennis quipped by phone Monday. Regular rider Alex Achard, who also escaped injury in the incident, is scheduled to ride. According to Ennis, the hulking colt will work an easy half-mile Saturday at the trainer's home base--The Thoroughbred Center in...