By Steven Lassan USC scored another big-time win this offseason by landing Oklahoma transfer Caleb Williams at quarterback. For the second time this offseason, USC has been involved in a move that sent shock waves throughout college football. Last time it was Lincoln Riley – one of the best coaches in the nation – opting to leave Oklahoma to be the head coach at USC. This time it’s Caleb Williams – one of the top quarterbacks in college football – landing with the Trojans. On Tuesday, Williams announced he would transfer from Oklahoma to USC. The arrival of Williams gives the Trojans one of th…