A majority of House lawmakers now are on record opposing the Obama administration’s proposed ban on ammunition commonly used in AR-15 rifles. A total of 239 lawmakers, including seven Democrats, have signed a letter to Bureau of Alcohol, Tobacco, Firearms and Explosives Director Todd Jones urging the agency to abandon the proposed ammo ban. “Under no circumstances should ATF adopt a standard that will ban ammunition that is overwhelmingly used by law-abiding Americans for legitimate purposes,” the lawmakers wrote Wednesday. Among them was Judiciary Chairman Bob Goodlatte, Virginia Republican. White House press secretary Josh Earnest said this week that President...