In about a month, a local triathlon is expected to generate an estimated economic impact of more than $9 million, according to Michelle Pippin. Pippin, CEO of the Augusta Sports Council, said nearly 3,000 people are expected to participate in this year’s Ironman 70.3 Augusta. The 13th annual event, which will be held Sunday, Sept. 25 in downtown Augusta, consists of a 1.2-mile swim, 56-mile bike ride, and 13.1-mile run. “The race continues to be a beginner favorite for the sport and one of the largest Ironman events in North