specifically, this was at the eisenhower executive office building. president obama himself walked over from the white house to the building where they were holding the watch party at one point today and dropped in unexpectedly on the federal workers there watching the game. before sitting down in the room there to watch some of the game himself president obama led the crowd in a round of i believe that we can win. i believe that we can win. which is apparently the american fan chant that you hear most often now at our international soccer matches including at the world cup. i believe that we can win did not start as a soccer thing. i believe that we can win was invented as a chant by a navy mid shipman serving in annapolis. he came up with as a way to support the navy football team. now it has become an all-american sporting chant