The lawsuit filed on behalf of five individuals contends that it’s illegal to require someone who passed a background check to wait three days before completing a gun purchase.

Gun rights advocacy groups in Maine are challenging the state's new 72-hour waiting period for firearm purchases.

A coalition of several gun groups has filed a federal lawsuit to challenge Maine's 72-hour waiting period for gun purchases, arguing that it's unconstitutional.

A coalition of Maine gun rights groups is challenging a law requiring a three-day waiting period to purchase a firearm, a measure that took effect in August. It is one of several gun safety bills state lawmakers passed following the Lewiston shootings that killed 18 people.