US police officers, on the front lines of gun violence every day, have particular reason to be on edge in the presence of civilians carrying guns, after 11 days in which eight officers were killed in two planned shootings. With Cleveland's open-carry law now also in the spotlight as many fear violence around the Republican national convention, the Cleveland police union went so far as to ask Governor (and former Republican presidential candidate) John Kasich to suspend... (GunPolicy.org)