NEW : A key witness is called to testify Thursday . ` I was very surprised because my friends brought it up , and I had no idea how they knew , but they said that Dharun had told them . ... Ravi faces a 15-count indictment that includes hate crime charges . He is accused of possessing footage of his girlfriend having sex with another man . Roommate Anthony Clementi killed himself , jumping from the George Washington Bridge .
NEW : A key witness is called to testify Thursday . Ravi faces a 15-count indictment that includes hate crime charges . He is accused of possessing footage of his girlfriend having sex with another man . Roommate Anthony Clementi killed himself , jumping from the George Washington Bridge .