Allegations of sexual abuse carried out over decades by team physicians at Michigan State and Ohio State are sending ripples through university athletics departments, with some schools exploring whether more oversight is needed for figures in such powerful positions.The scandals involving former Michigan State team doctor Larry Nassar, who was also a physician for USA Gymnastics, and Richard Strauss, a former Ohio State doctor, reveal how the trust and intimacy granted to team physicians can also provide cover for sexual predators.