NEW ORLEANS (Reuters) - On a boat stranded in a street in New Orleans, two words are scrawled: "No politicians." It's not clear if the boat is a remnant of Hurricane Katrina, which devastated this city more than a year ago, but the message of the graffiti is unmistakable: politicians failed to deliver for those who lost their homes in the hurricane. "They sent boys over there (to Iraq) to fight in a war that never ends. Why didn't they keep the money over here when Americans are suffering," said Gwen Brown, 51, whose home in New Orleans was flooded...