BARRY, Illinois — The byline of Dick Metcalf, one of the country's pre-eminent gun journalists, has gone missing. It has been removed from Guns & Ammo magazine, where his widely-read column once ran on the back page. He no longer stars on a popular television show about firearms. Gun companies have stopped flying him around the world and sending him the latest weapons to review. In late October, Mr. Metcalf wrote a column that the magazine titled "Let's Talk Limits,"... (GunPolicy.org)