A guard started a gunfight inside a federal prison Wednesday as FBI agents tried to arrest him and five others accused of trading alcohol and pot for sex with female inmates, officials said. When the shooting was over, two people were dead and another was wounded. The gunman and a Justice Department investigator were killed in the exchange of gunfire, and a prison employee helping with the arrest was hospitalized, a law enforcement official told The Associated Press, speaking on condition of anonymity because of the sensitivity of the situation. The victims' names and the condition of the survivor were...