The college football season is coming in just under three weeks, and it's time to focus. While everyone is fairly well-acquainted with each BCS team's strengths, there is one other factor that's even more important to a squad's national championship hopes.
That's the unforeseen speed bump. Sometimes, it comes in the form of a distracting amount of hype. Other times, it's simply an opponent that plays far better than expected. Still other times, it's injury that decimates a previously deep roster.
Since every team should always be concerned about injury, rest assured that particular issue will not appear on this list. Other than that universal hazard, here is every BCS team's biggest concern heading into the 2013 season.
*All individual stats and team statistical rankings are from CFBStats.com, unless noted otherwise.