Participants try to cover themselves from color powder sprayed by volunteers as they run through a “color station” during a five-kilometer color run event held in Beijing, China Saturday, June 21, 2014. (Photo by Andy Wong/AP Photo)

A woman covered by color powder gestures to journalists during a five-kilometer color run event in Beijing, China Saturday, June 21, 2014. (Photo by Andy Wong/AP Photo)

A runner uses her arm to shield herself from color powder sprayed by volunteers as she and other participants run through a “color station” during a five-kilometer color run event in Beijing, China, Saturday, June 21, 2014. (Photo by Andy Wong/AP Photo)

Color Run participants wave and throw colored powder during a five-kilometer run in Beijing, China Saturday, June 21, 2014. (Photo by Andy Wong/AP Photo)

Participants are sprayed by color powder as they run through a “color station” during the five-kilometer color run event in Beijing, China Saturday, June 21, 2014. (Photo by Andy Wong/AP Photo)

A woman reacts as she is sprayed with colour powder during a five-kilometre colour run event in Beijing June 21, 2014. (Photo by Reuters/China Daily)

A man raises arms as he is sprayed by color powder at a “color station” during a five-kilometer color run event in Beijing, China Saturday, June 21, 2014. (Photo by Andy Wong/AP Photo)

Participants with color powder on their face and shirt pose for a photo after they take part in a five-kilometer color run event in Beijing, China Saturday, June 21, 2014. (Photo by Andy Wong/AP Photo)

Participants are sprayed by color powder as they run through a “color station” during the five-kilometer color run event held in Beijing, China Saturday, June 21, 2014. (Photo by Andy Wong/AP Photo)