Republicans Are Breaking With the N.R.A., and It’s Because of Us. Gun Control, National Rifle Assn, Republican Party, Giffords, Gabrielle, Everytown for Gun Safety, Giffords (Advocacy Group), McConnell, Mitch, Newtown, Conn, Shooting (2012), Parkland, Fla, Shooting (2018), School Shootings and Armed Attacks, Mass Shootings