President Joe Biden on Monday took fresh aim at ghost guns, the privately made firearms without serial numbers that are increasingly cropping up in violent crimes, as he struggles to break through gridlock in Washington to address gun deaths and mass shootings. More: https://www.wltx.com/article/news/nation-world/biden-ghost-gun-rule-atf/507-b6fd7877-fa1e-4282-aae7-1113f363579e