Police set up a barrier in advance of the arrival of actor and comedian Bill Cosby for his arraignment on sexual assault charges at the Montgomery County Courthouse in Elkins Park, Pennsylvania December 30, 2015. Pennsylvania prosecutors said on Wednesday that Cosby has been charged with sexual assault in connection with an incident in 2004. An arrest warrant has been issued for the comedian for allegedly drugging and sexually assaulting a woman at his Philadelphia-area mansion in January 2004. REUTERS/Mark Makela