Participants in the Color Run Las Vegas throw up colored powder into the air after participating in the run and walk in downtown Las Vegas Saturday, Feb. 16, 2013. (John Locher/Las Vegas Review-Jo …

Participants in the Color Run Las Vegas throw up colored powder into the air after participating in the run and walk in downtown Las Vegas Saturday, Feb. 16, 2013. (John Locher/Las Vegas Review-Journal)