LONDON — Recent multiple shootings in France and Switzerland, and the slaying of 17 people in a German school Friday is prompting re-examination of gun laws in Europe, where restrictions are generally tight. European politicians have begun discussions of existing gun laws, and concerned groups in Austria and Britain have called for outright weapons bans. In Germany, two hours after a 19-year-old expelled student began killing teachers and students in Erfurt, the... (GunPolicy.org)