Ask David Jerkens, Del Mar's racing secretary, what he considers a key ingredient to the success of the coastal venue's latest summer season, which wrapped Monday, and his answer is a testament to the early bird. "There was lots of enthusiasm--I could go way back to March, when my phone was ringing with questions regarding our 'Ship & Win' program," said Jerkens, of a particular bait, now into its 11th year, used to hook out-of-state runners. "I just felt that buzz around Del Mar earlier than normal." All told, the...