Musk tweets video of him walking into Twitter headquarters carrying a sink, updates bio

Elon Musk has tweeted a video of himself walking into Twitter headquarters in San Francisco carrying a sink. "Entering Twitter HQ – let that sink in!" he wrote. Musk also changed his Twitter bio to 'Chief Twit' and updated his location to Twitter headquarters. Earlier, reports said Musk is planning to close the $44-billion Twitter deal by Friday.