Runners hoist another runner into the air after completing The Color Run All-Star 5K as part of the All-Star Baseball game festivities, Saturday, July 11, 2015, at Sawyer Point Park, in Cincinnati. After more than two years of planning and sprucing up, city organizers say everything's in place for a smooth, safe and fun five days of events that began Friday morning with the opening of Major League Baseball's fan festival. There will be concerts, exhibits, celebrity softball, the Home Run Derby and other activities capped by Tuesday night's game. (Photo by John Minchillo/AP Photo)

Runners warm up during the Team Pants And Bra photcall at City Hall on January 26, 2012 in London, England. Team Pants and Bra sprinted through central London this morning, encouraging fellow runners to join TeamPB and proudly wear pants and bras for the Virgin London Marathon in April, representing The Prostate Cancer Charity and Breast Cancer Care. (Photo by Ian Gavan/Getty Images for Prostate Cancer)

Free runners “3run” take advantage of O2's empty Slough HQ on the company's flexible working day on February 8, 2012 in Slough, England. (Photo by Ian Gavan/Getty Images for O2)

The snitch runner takes the broom from between the legs of a Werewolves of London quidditch player during the Crumpet Cup quidditch tournament on Clapham Common on February 18, 2017 in London, England. (Photo by Jack Taylor/Getty Images)

Runner English Gardner poses for a portrait at the U.S. Olympic Committee Media Summit in Beverly Hills, Los Angeles, California March 8, 2016. “My musical inspiration when I'm training is usually a lot of upbeat music”, said Gardner. (Photo by Lucy Nicholson/Reuters)

The first runner-up of the Miss International 2016 Alexandra Britton (L) representing Australia reacts after she was named during the 56th Miss International Beauty Pageant in Tokyo, Japan October 27, 2016. Representatives from more than 69 countries and regions took part in the beauty contest. (Photo by Kim Kyung-Hoon/Reuters)

Attracting more than 450 entries from around the world, the winners are selected by a panel of expert judges including ZSL honorary conservation fellow and television presenter Kate Humble, and renowned ornithologist Bill Oddie. Here: Anoura Geoffroy’s tailless bat by Nicolas Reusens. The Perfect Moment category; Adult runner up. (Photo by Nicolas Reusens/ZSL Animal Photography Prize 2015)

Runners rest inside Kim Il Sung Stadium in Pyongyang, North Korea on Sunday, April 14, 2013. North Korea hosted the 26th Mangyongdae Prize Marathon to mark the upcoming April 15, 2013 birthday of the late leader Kim Il Sung. (Photo by Alexander F. Yuan/AP Photo)