NBC Sports Presents Live Coverage of IAAF World Challenge Series From Czech Republic

Five-time Olympic medalist Justin Gatlin and Olympic shot put gold medalist Ryan Crouser headline NBC Sports'live coverage of the IAAF World Challenge series from Ostrava, Czech Republic, today at 1 p.m. ET on NBCSN, marking NBC Sports' first telecast of the event. Coverage on NBCSN will be streamed via authentication on NBCSports.com and the NBC Sports app.

Established in 2010, the IAAF World Challenge series is an annual global circuit of one-day TRACK AND FIELD competitions. The Ostrava Golden Spike is the fifth stop of the series, and is headlined by Gatlin, Crouser, 2017 pole vault world champion Sam Kendricks and two-time reigning Olympic triple jump championChristian Taylor, who will be competing in the 400m.

Paul Swangard (play-by-play) handles the call, joined by four-time Olympic medalist Ato Boldon (analyst) and Josh Cox (analyst).

NBC SPORTS APP: The NBC Sports app - NBC Sports Group's live streaming product for desktops, mobile devices, tablets, and connected TVs - will stream coverage via "TV Everywhere," giving consumers additional value for their subscription service, and making high quality content available to MVPD customers both in and out of the home and on multiple platforms. The NBC Sports app is available on Apple iOS, Android and select Samsung devices, as well as on Amazon Fire TV, Apple TV, Chromecast, Roku, Win10, Xbox and PlayStation.