Jon Stewart's face as Mitch McConnell walks by him is priceless

Every so often a photograph captures a facial expression so priceless that you feel compelled to print it out, frame it, and do something really dramatic like sneak it into the Louvre. Today I am pleased to announce that I had one of those moments.The museum-worthy photograph to which I'm referring was taken on Tuesday afternoon by Roll Call photojournalist Bill Clark. He happened to be standing by the Ohio Clock Corridor in the Capitol at the absolute perfect time, and was able to capture