The gun control group founded by Gabby Giffords and her husband, Mark Kelly, has endorsed two Republican Senators in tough reelection fights as it seeks to expand its outreach. In an op-ed on CNN Monday, Americans for Responsible Solutions backed Sens. Pat Toomey of Pennsylvania and Mark Kirk of Illinois, who are both facing tough re-election races in a year in which Democrats hope to regain control of the Senate. The two sitting Senators voted in favor of gun control... (GunPolicy.org)