The USC men’s basketball season has unraveled rapidly. A series of second-half breakdowns and the departure of leading scorer Chad Baker-Mazara have resulted in six straight losses and, in all likelihood, no chance at the NCAA Tournament. The Trojans have one Big Ten Conference regular-season game remaining on the schedule against UCLA, which is slated for a 6 p.m. tipoff Saturday at the Galen Center. If nothing else, USC has the chance to finish with a win against its crosstown rival before it heads to the Big Ten Tournament. As of...