Paul Krugman sets out to clear up the confusion
                                
                                
                                    (Newser) -
                                    Congress went home to its fireworks and watermelon  without extending  jobless benefits, leaving Paul Krugman to explain how that's possible. "We’re facing a coalition of the heartless, the clueless, and the confused," he writes, and though we're probably stuck with the first two groups, he thinks it's...