For Chicagoans (namely, Bears fans), this may be another reason to dislike that heated rival to the North.
But Green Bay Packers linebacker Sam Barrington has a good reason for cheering against the U.S. Men's National Team in their World Cup opener Monday evening.
[LIVEMATCH: Ghana vs. USA]
Barrington was born in the U.S., but is a Ghanaian native and had to think about it for a while before he could answer which side he was rooting for.
He's not the only NFLer sticking with their native roots, as Carolina Panthers guard Edmund Kugbila and Detroit Lions end Ziggy Ansah are both talking smack about the matchup.
Ghana has dispatched the U.S. team in each of the last two World Cups.
[SOCCERLY - If You Know Your History: USA vs Ghana]
Barrington's teammate, Aaron Rodgers, had no hesitation about where his rooting interests lie: