On Jan. 10, 2020, representatives of the U.S. Anti-Doping Agency paid an unannounced visit to the Chula Vista Elite Athlete Training Center and collected a urine sample from Phongsavanh.
On Jan. 10, 2020, representatives of the U.S. Anti-Doping Agency paid an unannounced visit to the Chula Vista Elite Athlete Training Center and collected a urine sample from Phongsavanh.
