The Bureau of Alcohol, Tobacco and Firearms is being accused of retaliating against an agent who helped publicize the agency’s role in allowing thousands of guns to cross the U.S. border and fall into the hands of Mexican drug gangs. The agent, Vince Cefalu, who has spoken out about the ATF's so-called "Project Gunrunner" scandal, says he was served with termination papers just last week, and he calls the move politically motivated. “Aside from Jay Dobyns, I don't know of anyone that's been more vocal about ATF mismanagement than me,” said Cefalu, a senior special agent based in Dublin, Calif....