bill cosby, once nicknamed america's dad, will now face his first criminal trial for alleged sexual assault. cosby was escorted into the courtroom today, surrounded by cameras, police and in the crowd, some of his supporters. his defense team arguing sometimes shouting that the evidence is not there. abc's linsey davis was in the courtroom. >> reporter: bill cosby greeted fans, waving, but walking into court today, not knowing if the first criminal trial against him would proceed. guided into the courtroom, where a pennsylvania district judge ordered the embat to stand trial on charges of sexual assault. andrea constand, the woman at the heart of the case, who alleges cosby sexually assaulted her, was not present in court today. instead, portions of her statements to pennsylvania detectives from 2005 were read in course, alleging cosby told her to drink wine and take herbal medication before the alleged assault. during the three and a half hour hearing, at times the defense shouted and pointed out multiple inconsistencies, saying when constand was given the chance to review her statements,