Nanjing 2014 - Jojo Tikoisuva of United States in action competes in the Rugby Sevens on day one of Nanjing 2014 Summer Youth Olympic Games at Nanjing sports park rugby field on August 17, 2014 in Nanjing, China.

Nanjing 2014 - Gold medalist Australia's Brittany Dutton (R) hugs silver medalist Stephanie Jenks of the United States near the finish line during the women's triathlon final at the 2nd Summer Youth Olympic Games (YOG) held at the Xuanwu Lake Triathlon Venue in Nanjing, capital of east China's Jiangsu Province, August 17, 2014.

Nanjing 2014 - The Nanjing 2014 Sports Lab is a unique concept that allows roller skating, skateboarding, sports climbing and wushu to showcase their sports during a series of two-hour sessions twice daily. Top athletes from each of the sports take turns for 30 minutes in amazing the onlookers with their jaw-dropping displays. Following each session, spectators are invited to try out the sports themselves while the athletes provide tips and advice.

Nanjing 2014 - The Nanjing 2014 Sports Lab is a unique concept that allows roller skating, skateboarding, sports climbing and wushu to showcase their sports during a series of two-hour sessions twice daily. Top athletes from each of the sports take turns for 30 minutes in amazing the onlookers with their jaw-dropping displays. Following each session, spectators are invited to try out the sports themselves while the athletes provide tips and advice.

Nanjing 2014 - The Nanjing 2014 Sports Lab is a unique concept that allows roller skating, skateboarding, sports climbing and wushu to showcase their sports during a series of two-hour sessions twice daily. Top athletes from each of the sports take turns for 30 minutes in amazing the onlookers with their jaw-dropping displays. Following each session, spectators are invited to try out the sports themselves while the athletes provide tips and advice.

Nanjing 2014 - The Nanjing 2014 Sports Lab is a unique concept that allows roller skating, skateboarding, sports climbing and wushu to showcase their sports during a series of two-hour sessions twice daily. Top athletes from each of the sports take turns for 30 minutes in amazing the onlookers with their jaw-dropping displays. Following each session, spectators are invited to try out the sports themselves while the athletes provide tips and advice.

Nanjing 2014 - The Nanjing 2014 Sports Lab is a unique concept that allows roller skating, skateboarding, sports climbing and wushu to showcase their sports during a series of two-hour sessions twice daily. Top athletes from each of the sports take turns for 30 minutes in amazing the onlookers with their jaw-dropping displays. Following each session, spectators are invited to try out the sports themselves while the athletes provide tips and advice.

Nanjing 2014 - The Nanjing 2014 Sports Lab is a unique concept that allows roller skating, skateboarding, sports climbing and wushu to showcase their sports during a series of two-hour sessions twice daily. Top athletes from each of the sports take turns for 30 minutes in amazing the onlookers with their jaw-dropping displays. Following each session, spectators are invited to try out the sports themselves while the athletes provide tips and advice.

Nanjing 2014 - The Nanjing 2014 Sports Lab is a unique concept that allows roller skating, skateboarding, sports climbing and wushu to showcase their sports during a series of two-hour sessions twice daily. Top athletes from each of the sports take turns for 30 minutes in amazing the onlookers with their jaw-dropping displays. Following each session, spectators are invited to try out the sports themselves while the athletes provide tips and advice.

Nanjing 2014 - The Nanjing 2014 Sports Lab is a unique concept that allows roller skating, skateboarding, sports climbing and wushu to showcase their sports during a series of two-hour sessions twice daily. Top athletes from each of the sports take turns for 30 minutes in amazing the onlookers with their jaw-dropping displays. Following each session, spectators are invited to try out the sports themselves while the athletes provide tips and advice.