Erriyon Knighton ends Fred Kerley's win streak, takes home 200m national title at 19 | NBC Sports 19 year old Erriyon Knighton puts a stop to Fred Kerleys winning streak taking home the title in the mens 200m at USATF Nationals NBCSports TrackandField ErriyonKnighton Subscribe to NBC Sports...
Usatf 200m Mens.