Highlighted by the buzz around Flightline (Tapit)'s stellar GI TVG Pacific Classic performance in the track's signature event, Del Mar had record wagering and field size for the 31-day summer meet that ended Sunday, as well as a continued excellent safety record for the fourth consecutive year. There were no catastrophic injuries among 2,688 starters in the meet's 294 races. The 83rd summer meet at Del Mar Thoroughbred Club (DMTC) set new records for average daily handle with $18.69 million a day, an increase of 1.5% from last year's $18.41...