...Obama on Monday tried to undercut National Rifle Association leaders and appeal directly to their membership, claiming gun owners support the "common-sense" gun control measures he's proposed -- and urging those supporters to "keep the pressure" on Congress. ....spoke in Minnesota, in his first campaign-style stop as part of a second-term push for new firearms laws... Without once mentioning the NRA by name, Obama on Monday said gun control supporters should tell their members of Congress that "there's no legislation to eliminate all guns." Despite opposition not only from the NRA but a number of Republican lawmakers, Obama tried to...