Here’s what the Loop is reading Monday morning:

George Clooney is only one of the thousands of White House visitors. (Pablo Martinez Monsivais/AP)

Diva battle — We missed this Twitter war: Grover Norquist v. Cher. Suzi Parker has the back-and-forth between the tax guy and the diva.

Long memories — Can something that happened more than 150 years ago still reverberate on the campaign trail? Our colleague Sandhya Somashekhar has the story of how a massacre by a Mormon militia in 1857 Arkansas is playing out for Mitt Romney’s Republican presidential bid.

No jacket required — The G-8 summit ended this weekend, but here’s a photo gallery that gives you a behind-the -scenes look at the business-casual meeting of world leaders at Camp David.