Daymond John reacts to R. Kelly documentary

"I was with my two-year-old little girl -- and I have two other little girls -- and I was watching all the episodes, and it was just heart-wrenching. And I decided to go on to Twitter and send him a direct message. I don't really know him. ... Listen, I'm a big advocate for mental health, and I know that to say to take your life is an extremely strong and emotional," he said.