U.S. champion sprinter Sha'Carri Richardson can't compete in Olympics because she tested positive for THC

USA Track and Field gave 100-meter dash star Sha'Carri Richardson a 30-day suspension, effectively banning her from participating in the Olympics. The 21-year-old athlete, who won the Olympic trials on June 19 with a time of 10.86 seconds, said she smoked pot to help her cope with the death of her mother. — Read the rest