Webb won the 200 meters at the 2016 Qatar Athletic Super Grand Prix with a meet record of 19.85 (+1.9 m/s). That time ranks him tied with John Capel, Konstadinos Kederis and Nickel Ashmeade as the number 25 performer in history. He competed at the 2016 Olympics., reaching the semi-finals. On 25 June 2017, Webb won the 200 meters at the 2017 USA Outdoor Track and Field Championships with a time of 20.09 seconds, thus qualifying for the 2017 World Championships in Athletics.