Feds vs. Tesla, YouTube health update, Twitter celebrity exodus

Tesla is under a federal criminal investigation, new YouTube labels, celebrities want to leave Elon Musk's Twitter, the world's fastest shoes increase your walking speed by 250% and how to find out who's calling you from an unknown or blocked number. Plus, signs your computer's hard drive is failing and a new way for Android users to know if they are being tracked. Learn more about your ad choices. Visit megaphone.fm/adchoices