The Department of Justice says a federal law banning licensed firearms dealers from selling handguns to people under the age of 21 is unconstitutional and can’t be enforced, adding the law violates the Second Amendment. ▻ ↧ Ban on selling handguns to adults under 21 is unconstitutional: Jus... The Justice Department says federal law banning licensed firearms dealers from selling handguns to young adults under age 21 is unconstitutional and can’t be enforced