USC narrowly escapes Colorado in Week 5 and through everything is undefeated at the halfway point of the season...But will they stay that way against Arizona or could this be a trap game for the top ranked Trojans? To Bleav in USC hosts Kristen Lago and Lendale White, this is not a game that can go unnoticed... Listen in on why White believes the defense needs to step up in a big way Saturday as the Trojans look to head into Notre Dame the following weekend, a perfect 6-0.