Gallery: U.S. presidents playing football

Earlier this week, President Barack Obama provided us with this pic from Soldier Field:

Of course, this commander in chief is far from the first president to play a little football. For the better part of a century, top U.S. politicians on both sides of the hash marks aisle picked up the pigskin before and/or after they took office, and displayed a little ability -- or in some cases, a lot of it -- in America's future/current pastime.

The Gallery: Presidential PigskinPhoto Gallery