Health and Human Services Secretary Robert F. Kennedy Jr. clashed Tuesday with Senate Democrats over the Trump administration's push to eliminate "waste, fraud, and abuse" at federal health agencies.

Senate Republicans cast doubt Tuesday on President Trump's request for $46 billion in new border wall money, saying that would be enough to cover the U.S.-Mexico border more than two times over.

The U.S. Senate will move this week to block California from enforcing a series of vehicle emissions standards that are tougher than the federal government's, including first-in-the-nation rules phasing out the sale of new gas-powered cars by 2035.

Media Research Center founder and President Brent Bozell III is stepping down after nearly 40 years to become President Trump's ambassador to South Africa.