Spectators and athletes filled the Cove Oct. 24 for the Aspen Medical Products San Diego Triathlon Challenge. The day’s activities included a 1.2-mile swim, 56-mile bike ride and 13.1-mile run. There was also the Tour de Cove, a 4 1/2-hour spin-a-thon, and a 5K fitness walk, which all take place simultaneously in La Jolla Cove.