The U.S. is sending Ukraine about $325 million in additional military aid, including an enormous amount of artillery rounds and ammunition as the launch of the spring offensive against Russian forces approaches, the Pentagon said Wednesday.

A proposed change to next year's Montana U.S. Senate primary that could have hurt Democratic Sen. Jon Tester's reelection chances is likely dead after a state legislative committee shelved the GOP-backed measure Wednesday.

Anti-vaccine activist Robert F. Kennedy Jr. launched his longshot bid to challenge President Joe Biden for the Democratic nomination next year.

Lawrence Tabak, the acting director of the National Institutes of Health, told Congress on Wednesday he has "no idea" if a lab leak caused the coronavirus pandemic and said he thinks a transfer from the animal kingdom is the likeliest theory.

Congress is one step closer to dealing President Biden a bipartisan rebuke with legislation to end his pause of tariffs on Chinese solar panels.

Homeland Security Secretary Alejandro Mayorkas said Wednesday that his own Border Patrol chief got it wrong when he told Congress that the border was not secure.

House Speaker Kevin McCarthy criticized President Biden on Wednesday for refusing to negotiate with Republicans on slashing spending in exchange for raising the debt ceiling.

Two Republican lawmakers on the House Oversight Committee say the Biden family profited from a human trafficking scheme that included a prostitution ring in the U.S. and countries such as Russia and Ukraine.

Testifying before a sparsely attended Senate subcommittee on Wednesday, Dr. Sean Kirkpatrick, the head of the government's unidentified flying objects investigations unit, came across as a prudent scientist.

A scathing new Inspector General report details the Biden administration’s deadly ineptitude during the 2021 United States withdrawal from Afghanistan.