It's about two miles along Route 1 from Bob's Tactical Indoor Shooting Range in Massachusetts, with its near-empty cabinets and forlorn rifle displays, to Big Al's Gun and Sport Shop in southern New Hampshire, where gun racks teem with firearms and shelves display stacks of ammunition. Not that the profusion of shooting supplies on that side of the border means much to Dave Morill, a Massachusetts gunsmith whose residency binds him to the toughest gun laws and... (GunPolicy.org)