Morocco 's Mohamed Ramzi stripped of Olympic 1500 m title from Beijing . Ramzi tested positive for using an advanced version of blood - booster EPO . Four other athletes who tested positive for CERA also stripped . Moroccan - born athlete also faces two - year ban from track and field .
Bahrain 's Rashid Ramzi stripped of Olympic 1500m gold from Beijing . Ramzi tested positive for CERA an advanced version of blood-booster EPO . Four other athletes who tested positive for CERA also sanctioned . Moroccan-born Ramzi also faces two-year ban from track and field .