The brief détente between Elon Musk and President Donald Trump took its last breath over the weekend, as the billionaire and once top Republican donor announced he would form a new political party.

Though Trump and Musk are on the outs, workers with longstanding ties to the Tesla billionaire remain embedded in the government.

President Donald Trump and Elon Musk are trading public insults after the Tesla billionaire suggested he'll create a new political party, "America Party."

As CEO of X, Linda Yaccarino had a cushy job, a fancy paycheck, and the ability to contribute to the future of tech. So why did she step down Tuesday? It’s a tale as old as time: her “parents” were going through a divorce,

Trump's Department of Government Efficiency led by Elon Musk faced resistance while attempting to reduce federal workforce and address the $37 trillion national debt.

Here's what it would take for Elon Musk to launch a third-party effort to represent what he called "the 80% in the middle."

Tesla, the jewel of Musk’s public holdings, has paid the price. The electric vehicle company has shed over $350 billion in market cap since the start of the year. X, formerly known as Twitter, hasn’t fared much better: its AI chatbot Grok has been caught spewing antisemitic content, and CEO Linda Yaccarino just announced her resignation on July 9.

From her early days as an intern at NBCU to getting hired by Elon Musk to be CEO of X, follow Linda Yaccarino's career rise.