Erriyon Knighton, who last year at age 17 broke Usain Bolt junior sprint records, shattered his own U20 record in the 200m.
olympics.nbcsports.com
19.49 in his latest 200.
2nd fastest American ever behind the great Michael Johnson.
Fastest time in the world since 2012 Bolt in the Olympics.
Insanity. I can't believe how fast his times are increasing. You never know what will happen to a track star, but I wouldn't bet against this young man becoming our biggest track star ever and possible 200 WR holder one day.