“House Democrats are planning to move several high-profile bills to combat gun violence soon after they take power in January, underscoring their belief that the political landscape has shifted dramatically on an issue that’s plagued American society for decades,” Politico reports. “With backing from House Minority Leader Nancy Pelosi (D-Calif.) and key chairmen, Democrats will move to require federal background checks on all gun sales, part of a broader effort by the party to advance long-stalled gun control measures.