Donald Trump's announcement that Elon Musk and Vivek Ramaswamy will lead a newly formed Department of Government Efficiency has alarmed some government ethics experts.

Donald Trump has announced that Elon Musk and Vivek Ramaswamy, a former presidential candidate and ally of Trump, will lead a new "Department of Government Efficiency."

Tricia McLaughlin, former senior adviser to Vivek Ramaswamy, discusses the work to be done under what President-elect Donald Trump is calling a new "Department of Government Efficiency."

Vivek Ramaswamy, an ally of Donald Trump, said the president-elect would bring the country together while also defending his immigration plan for mass deportations.

ABC News' Linsey Davis speaks with former Republican presidential candidate Vivek Ramaswamy about his longtime friendship with JD Vance and Vance's qualifications for Vice President.

The former candidate for the 2024 Republican presidential nomination spoke on the second day of the Republican National Convention.

FEC campaign disclosures on Wednesday show what the candidates and big-money groups supporting them have been up to and where they stood entering the 2024 election year

When Vivek Ramaswamy took the stage in Atkinson, New Hampshire, on Tuesday just one day after ending his presidential campaign, he gave a passionate speech about Trump

Vivek Ramaswamy delivered his concession speech after a disappointing result in the Iowa caucus and gave his endorsement to Donald Trump.

Vivek Ramaswamy ended his 2024 presidential campaign on Monday night after a disappointing result in Iowa's Republican caucuses despite months of intense campaigning

Steve Holt, an Iowa state representative, discusses why he switched his endorsement from Ron DeSantis to Vivek Ramaswamy.

Trump has criticized fellow Republican nominee Vivek Ramaswamy who has touted himself as an alternative to the former president.

538 looks at Republican voters' second choices in the primary and who could gain or lose support if a major candidate drops out.

Entrepreneur Vivek Ramaswamy's presidential campaign is halting its television advertising just weeks out from Iowa's caucuses on Jan. 15.

Presidential candidate Vivek Ramaswamy pledged on Tuesday to remove himself from Colorado’s Republican primary ballot.

Iowa's caucuses are less than a month away, and New Hampshire's primary is a week afterward. Will any Republican candidate have enough momentum to beat former President Donald Trump?

Steve King is backing Vivek Ramaswamy in the Iowa caucuses -- with Ramaswamy telling ABC News that shared opposition to carbon-capture pipelines "brought us together"

Republicans like DeSantis and Haley, campaigning in Iowa this weekend, have zeroed in on an electability argument against Trump

The Iowa Republican caucus is just over a month away and the GOP candidates are swarming in to get some late momentum for their candidacy.

Ramaswamy shared multiple conspiracy theories at Wednesday's Republican debate, including about Jan. 6 and the great replacement theory

Four Republican presidential candidates will face off in Tuscaloosa, Alabama, on Wednesday for the fourth debate of the 2024 primary

Tricia McLaughlin, a representative for Vivek Ramaswamy's campaign, talks about how he hopes to break through ahead of the fourth GOP debate.

The results of a 538/Washington Post/Ipsos poll conducted just before the Dec. 6 Republican presidential primary debate.

The Republican debate on Wednesday in Alabama, airing on NewsNation, will feature a smaller field of primary candidates

Only three contenders look certain to take the stage at the fourth Republican primary debate.