Without the NRA, where's a political independent who likes shooting to go?

To the editor: As a 1960s teenager, I joined the National Rifle Assn. solely to enter marksmanship tournaments. Some 30 years later, I saw an NRA ad that depicted a Revolution-era soldier bearing the U.S. flag, beneath which a boldface caption exclaimed, “In God We Trust!” (“The NRA used to be...