FILE - In this Dec. 21, 2012, file photo, NRA president David Keene speaks during a news conference in response to the Connecticut school shooting in Washington. Senators plan to intro

FILE - In this Dec. 21, 2012, file photo, NRA president David Keene speaks during a news conference in response to the Connecticut school shooting in Washington. Senators plan to introduce a bill that would ban assault weapons and limit the size of ammunition magazines, like the one used in the Newton shooting where 20 children were killed, shot multiple times with a high-powered rifle. (AP Photo/ Evan Vucci, File)