Bill Cosby spends his days behind bars making the other inmates laugh, according to two men who came to know him in prison. Raheem Shackleford and Don Jones met the disgraced comedian at Phoenix State Correctional Institution in Collegeville, Pennsylvania, where he's serving a three- to 10-year sentence for sexual assault. "Does he crack jokes?" asked Inside Edition's Les Trent as he spoke to the men exclusively. "All day long," said Shackleford.