Week 5 in the ACC: What to watch for

No. 5 Clemson hosts No. 3 Louisville on Saturday in one of the biggest college football games this season. While the perception is the Tigers have struggled through four games, Clemson coach Dabo Swinney says the team is ahead of last year's playoff pace. (4:22)Another big week is in store for the ACC. Here is a look at what to watch:

Will Louisville or Clemson win the battle in the trenches? The No. 1 offense in the nation meets the No. 3 defense in the nation in what should be among the most epic matchups in college football this season. Louisville has essentially scored at will behind Lamar Jackson (25 total TDs), averaging 63.5 points and 682 yards. But the feisty Clemson D presents the…