university leaders, a meeting aranked by oklahoma state senator anastasia pittman. >> we know the state of oklahoma has son issues we need to talk about and we've done that and this is just the beginning of great conversation. >> reporter: another student who was expelled for leading that race it chant has issued a written apology but has not spoken publicly. a lawyer says he has reached a deal with the university and does not anticipate more students will be expelled. miguel bojorquez, cbs news university o oklahoma. >>> straight ahead, musical mystery. rihanna drops hints on social media about possible new music. >>> and in sports, basketball blunder. why one player in the sweet 16 wants to take back his press conference. >> announcer: this portion of the "cbs morning news" sponsored by just for men mustache and beard. just you and the look you want. mustache and beard. just you and the look you want.