Team USA duels Kenya for final spot in 4x400 World Championship final in rare run-off | NBC Sports

In a one-on-one showdown for the final spot in the men's 4x400m relay final at World Championships, Team USA's quartet of Christopher Bailey, Demarius Smith, Bryce Deadmon, and Jenoah McKiver were able to hold off the Kenyans and clinch a spot in Sunday's final #NBCSports #TeamUSA #trackandfield » Subscribe to NBC Sports: https://www.youtube.com/nbcsports?sub_confirmation=1 » Watch Live Sports on Peacock: https://pea...