>> reporter: bill cosby entered a pennsylvania courtroom flanked by his former tv daughter in a show of support. the famed comedian faces was charged with felony aggravated incident assault, stemming from an incident at his home in 2004. where andrea constand a former temple university employee said he drugged and sexually assaulted her. prosecutors say this case is about, "trust, betrayal and the inability to consent." while cosby's been accused by more than 50 women of drugging and/or sexual misconduct, jurors are hearing from only one other accuser in this case. the former assistant to cosby's agent cried today as she painstakingly testified that he made her take a pill before sexually assaulted her. >> the judge determined that this other allegation was close enough to this one, such that it could show a pattern and practice, an m.o. by bill cosby. >> reporter: but cosby's attorney's pounced, pointing out multiple inconsistencies in her