Tobi Amusan, world record holder in the women's 100 metres hurdles, has had her provisional doping suspension lifted with immediate effect, the Athletics Integrity Unit (AIU) said on Thursday.

World hurdles champion Amusan's doping suspension lifted

Women's hurdles world record-holder Tobi Amusan said Wednesday she has been charged with an alleged anti-doping rule violation, casting doubt on her participation in next month’s world championships.

Women's hurdles world record-holder Tobi Amusan charged with anti-doping violation

Nigerian Tobi Amusan won the 100 metres hurdles gold at the World Championships on Sunday in what was initially announced as a world record 12.06 seconds but later ruled ineligible as the wind speed exceeded the legal limit.

Nigeria's Tobi Amusan wins 100 metres hurdles gold at World Championships but denied world record