An F.B.I. agent in El Paso has been arrested and charged with dealing guns, some of which ended up being used in gunfights between the authorities and drug dealers in Mexico, law enforcement officials said. The agent, John T. Shipley, was indicted Wednesday on charges he dealt firearms without a license for more than two years, buying the weapons from dealers on the Internet and then reselling them to unidentified buyers. Mr. Shipley sold more than 50 weapons, the... (GunPolicy.org)