The relationship between President Trump and billionaire Elon Musk has disintegrated at a breakneck pace. Here are some of the key moments in the fallout: Musk fired an early salvo this week when he called Trump’s signature tax-and-spending package a “disgusting abomination.

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.

Newsweek takes a look at reader comments, focusing this week on the fallout between Elon Musk and President Donald Trump.