An extraordinary social media feud between U.S. President Donald Trump and tech mogul Elon Musk showcased the public fracturing of their once close relationship. Take a look through the rundown to see how they got here.

WASHINGTON (AP) — President Donald Trump on Thursday threatened to cut Elon Musk’s government contracts as their fractured alliance rapidly escalated into a public feud with Trump suggesting he would use the U.S. government to hurt his fellow billionaire financially.

President Donald Trump threatened on Thursday to cut off government contracts with billionaire Elon Musk's companies, while Musk suggested Trump should be impeached, turning their bromance into an all-out brawl on social media.