. >> he's dr. huxtable, after all, america's favorite dad. >> reporter: but today -- >> we are here to announce today charges that have just been filed against william henry cosby. >> reporter: once america's favorite dad, bill cosby. accused by over 50 women of sexual assault, drugging, or rape. faced the very first criminal charge levied against him in a pennsylvania courthouse. one felony count of aggravated indecent assault. for his accusers the first glimpse of his mugshot overwhelmingly emotional. i'd see the day. just built up over this whole year and wondering if we were ever going to see any justice. >> reporter: a criminal charge is a huge turning point. to this point we've been talking about civil cases, the court of public opinion. now the possibility he could serve realtime. >> reporter: today's charges stemming from the kais case of a woman named andrea constan, 21 years old when she says cosby assaulted her in 2004 in the athletic department at temple university, his alma mater. this