President Obama made a phone call to US football captain Clint Dempsey and goalkeeper Tim Howard following their elimination from the World Cup at the hands of Belgium.
Obama thanked the players for capturing the "hearts and imaginations of the whole country" and joked with popular goalkeeper Tim Howard:
"I don't know how you're going to survive the mobs when you come back home man...you're going to have to shave your beard so they don't know who you are."
More top news
He had been in the US to attend the Def Con hacking convention.
Sunny skies this Easter Saturday
Around one in four teachers said they were physically attacked at least once a week.