The fourth week of Sean “Diddy” Combs' sex trafficking trial featured testimony from the second of two ex-girlfriends who are crucial witnesses in the government's quest to prove sex trafficking and racketeering conspiracy charges against the hip-hop mogul.

The judge in Sean "Diddy" Combs' sex trafficking and racketeering trial rejected the music mogul's second request for a mistrial. CBS News legal contributor Caroline Polisi breaks down the case so far.