Errol Musk told the BBC that his son began to break with Biden in 2021 after a critical decision by the president.

Trump put the call on speaker and Zelensky thanked Musk for his help with providing communications through Starlink to Ukraine in the ongoing war with Russia, a source told CNN.

With Donald Trump’s presidency win, the stage is set for one of his most prolific backers—the world’s wealthiest person, Elon Musk—to wield his newfound political influence, and while it’s a mystery what role he may play in the administration, Musk has laid out several priorities.