US President Barack Obama and First Lady Michelle Obama flashing the Devil’s Horns, aka el diablo. You can see actual examples of Obama doing the Devil’s Horns hand sign here.
A reader contacted me and informed me that the Obamas were not actually making the Devil’s Horns sign in this photograph. He’s totally right. (Thanks MM) Indeed, both Michelle and Barack’s index fingers are down, indicating that they are doing the Hang Loose sign, aka the Hawaiian Shaka Sign.
Here’s another picture that I had previously identified as Obama making the Devil’s Horns sign: (now removed)
Here’s one of Obama actually doing the Devil’s Horns:
More pics of Obama doing the Devil’s Horns here.