USA’s Jacory Patterson wins the men’s 400m in a personal best 43.85 🇺🇸 #zurichdl & #DiamondLeague coverage presented by @FleetFeet and @tracksmith Website: http://flosports.link/3p20lTj Subscribe: http://flosports.link/3p4YLQp Get the FloSports iOS app: http://bit.ly/FloTrackiOSApp_9 Follow FloTrack Facebook: https://www.facebook.com/FloTrack Twitter: https://twitter.com/flotrack Instagram: https://www.instagram.com/FloTrack