Stop the presses, Michelle Obama might have eaten a hamburger. The blogosphere erupted with criticism almost immediately after the Washington Post reported Monday that the first lady sat down at a newly opened Shake Shack in Washington D.C., where she ordered a ShackBurger, fries, a chocolate shake and a Diet Coke. According to the popular burger joint's website, that's a 1,556-calorie meal. (sic, actually it was 1700 calories.) Many critiqued the first lady's public display of Shake Shack love as she continues to advocate for her Let's Move! campaign, an initiative to eliminate childhood obesity. But even as the first...