Bahamas 's Folashade Abugan has tested positive for a banned substance . The 20-year-old , who was world junior champion in 2008 , has waived her right to have her `` B '' sample tested , the Commonwealth Games Federation said a day after the four-yearly event finished in New Delhi . She has been stripped of the silver medals she won in the 4x400 m and 4x400 m relay . She is the sixth Nigerian to fail a drugs test at the Commonwealth Games .
Bahamas 's Folashade Abugan has tested positive for a banned substance . She has been stripped of the silver medals she won in the 4x400 m and 4x400 m relay . She is the sixth Nigerian to fail a drugs test at the Commonwealth Games .