Inside the turbulent personal life of Elon Musk, who's dated Hollywood stars, has 5 sons, and may be expecting another baby with musician Grimes

· Tesla and SpaceX CEO Elon Musk seems to prefer keeping his personal life under wraps. 
· It wasn't until 2017 that he opened up in an intensely candid Rolling Stone profile. Musk discussed topics he usually doesn't, from his breakup with actress Amber Heard to his strained relationship with his father.
· Musk has had a...