Jamaican runner Nesta Carter filed an appeal with the Court of Arbitration for Sport on Wednesday regarding a doping positive from the 2008 Olympics, which cost Usain Bolt one of his nine golds.
USA Track & Field's appeal of the men's 4x100-meter relay team's disqualification in Friday's race has been denied, the IAAAF said Saturday.
USA Track and Field is protesting the disqualification of the men's 4x100-meter relay team, which finished third but was ruled to have illegally exchanged batons on the first change.
Former Penn State assistant coach Jerry Sandusky testified for an hour Friday during an appeals hearing in which he is hoping to have his conviction thrown out or get a new trial.
Steelers running back Le'Veon Bell apologized to the team and its fans "for being a distraction" because of his looming four-game suspension, which remains under appeal.
An appeals court on Thursday upheld the ban imposed on Russia's track and field athletes for next month's Olympics in Rio de Janeiro.
