Republicans believe third-party candidates hurt their prospects in three swing districts in Ohio, Oregon and North Carolina.

But if current results hold, the GOP will have a record-small majority—220 seats to Democrats’ 215—CNN data journalist Harry ...

Donald Trump is set to take office in January with a razor-thin majority in the House of Representatives that offers ...

CNN ’s senior political data reporter Harry Enten marveled at the razor-thin 220-215 House majority that Republicans will ...

House Republicans are pushing back on Senate GOP negotiators over how long to extend President-elect Trump’s tax cuts, which ...

Rep. Michelle Steel (R-Calif.) has conceded defeat in her reelection bid against Democrat Derek Tran to represent ...

Democrat Derek Tran has defeated two-term Republican U.S. Rep. Michelle Steel in a Southern California House district that ...

President-elect Trump began endorsing fellow Republicans this week to replace members of Congress who have vacated their ...

CNN data reporter Harry Enten broke how just one GOP defection could kill any House bill in the upcoming Congress next year.

It will be panic time when the first spending bill happens in the new year,” said one senior GOP House insider.

If current trends hold, then the House GOP will have about two months of a 217-215 split with House Democrats next year.

Mark Begich’s flip of Alaska’s lone House seat will pad Republicans’ slim House majority — but with several members departing ...