Colorado football: Areas of concern in Week 4 against Oregon

What are you most worried about as CU heads into Eugene?

The Colorado Buffaloes face a daunting test in their Pac-12 opener on Saturday as they travel to Eugene to take on the Oregon Ducks. The Ducks have played their usual brand of up-tempo, high-flying offense attack so far this season and should be a formidable test for CU.

While Oregon’s roster looks similar to the one that blew out Colorado last season, the Buffs are a completely different team this year under head coach Deion Sanders. Colorado, which is currently 3-0 and ranked in the AP Top 25, will be tested throughout its conference slate.

Below are five areas that give us some concern heading into the Buffs’ Pac-12 opener: