Round the Rock Triathlon Published Oct. 9, 2012 19th Airlift Wing Public Affairs LITTLE ROCK AIR FORCE BASE, Ark. -- If you've never witnessed the Round the Rock Triathlon, check out his footage from 2012 edition of the event held Sept 29. Particpants competed in a 3.2-mile run, a 14-mile bicycle trek and a half-mile kayak regatta across the large base lake.