Elon Musk's Twitter account displayed on a mobile with Elon Musk in the background are seen in this illustration. In Brussels - Belgium on 19 November 2022. Leaders of major civil rights groups are denying accusations made by Elon Musk, who said they broke an agreement with him by encouraging companies to halt advertising on Twitter . Musk tweeted on Tuesday that "a large coalition of political/social activist groups agreed not to try to kill Twitter by starving us of advertising revenue if I agreed to this condition. They broke the deal." Musk didn't elaborate on the agreement. He was...