Rainbow Racers Runners throw colored powder into the air at the beginning of a 5-kilometer race at Marine Corps Base Hawaii, Aug. 18, 2018. Marine Corps photo by Sgt. Jesus Sepulveda Torres SHARE IMAGE: Download Image: Full Size (5.04 MB) Photo By: Sgt. Jesus Sepulveda Torres VIRIN: 180818-M-UG171-1001C.JPG Photo Gallery