U.S. sprinter Erriyon Knighton receives 4-year doping ban from Deadspin > Sports News Without Fear, Favor or Compromise on 2025-09-12 18:47 (#7008D) American sprinter Erriyon Knighton received a four-year doping ban on Friday that will keep him out of the 2028 Los Angeles Olympics.,Knighton, 21, th
