CHICAGO — The 1994 Brady law, which required handgun sellers to make background checks and institute waiting periods for buyers, has had little impact on U.S. homicide and suicide rates, researchers said on Tuesday. However, the waiting period that has since been phased out did play a role in reducing the suicide rate for older Americans, a segment of the adult population more prone to suicide but less likely to own guns, their report said. The Brady Handgun... (GunPolicy.org)