Fact of the day: USC opens its season Sept. 5 against Arkansas State. The Red Wolves' 2015 recruiting class ranked No. 80 on Rivals and No. 90 on Scout. The Trojans' class was ranked No. 1 by both sites. In The Times: Defensive back Devian Shelton no longer with Trojans NFL scouting combine invites seven from USC Court rules NCAA can't seal Todd McNair documents Former USC LB coach Ken Norton hired as Raiders defensive coordinator USC Now mailbag: Recruiting class ranking and Pete Carroll Questions about USC? Email me at LNThiry@gmail.com or tweet @LindseyThiry and I will respond to select messages in a weekly USC Now mailbag.