Donald Trump and Elon Musk exchanged back-and-forth insults online after a disagreement over the president's spending bill. Here's a complete timeline of Donald Trump and Elon Musk's friendship, including why they are now feuding.

Bitter protests and bust-ups with Elon Musk — inside Donald Trump's worst week yet - Los Angeles is in meltdown over his immigration policies, protests are breaking out across the US and he’s fallen out with his self-proclaimed First Buddy — so where does the President go from here?

Elon Musk, the world's richest person said he regretted some of his recent criticisms of the US president Donald Trump's, after their public falling-out.