HOLLYWOOD and countless professors warned us: Military vets are drooling trailer-trash who beat their wives and, at best, wind up as homeless street people -- at worst, as homicidal psychos deformed by war. Now, thanks to our ever-vigilant Department of Homeland Security, the full extent of the danger has been revealed: Our so-called "war heroes" are rushing back to join right-wing-extremist hate groups to overthrow our government. Let's not quibble about little things like evidence. The Obama administration just knows that vets are all racist, Jew-hating crazies waiting to explode. Thank God, DHS has a fearless leader, Janet-from-another-planet Napolitano, who...