via Brett McMurphy, Joe Schad, ESPN 
Vanderbilt coach James Franklin and Boise State coach Chris Petersen are top candidates for the opening and the search may be completed by the middle of this week, according to sources.
USC has also made it known to interim coach Ed Orgeron that they value his contribution to the program and would like him to stay with the program in some capacity.
Update: Per Joe Schad, Chris Peterson has withdrawn from the coaching search.
Boise State's Chris Petersen has withdrawn from USC coaching search after mutual interest.
— Joe Schad (@schadjoe) December 2, 2013