Runners were bombed by colored cornstarch , Calif. 賽跑者被彩色的玉米澱粉轟炸

Eric Paul Zamora / The Fresno Bee via Zuma Press

NBC Sports.The Week in Sports Pictures: Sept. 24 - Sept. 30
http://nbcsports.msnbc.com/id/49235474/ns/sports-the_week_in_sports_pictures/displaymode/1247/beginSlide/1/