Now Playing: Tips for Negotiating Time Off

Now Playing: Is it Ever Ok to Cry at Work?

Now Playing: Dow plunges another 500 points, massive sell-off extends into 2nd day

Now Playing: Dow Jones closes down more than 800 points

Now Playing: Budget airline files for bankruptcy, hundreds of passengers stranded

Now Playing: Lyft co-founder discusses future company IPO

Now Playing: Lyft co-founder isn't interested in flying Lyfts

Now Playing: Lyft co-founder: 'The idea of getting car keys on your 16th birthday' going to change

Now Playing: SEC sues Tesla CEO Elon Musk for 'misleading' tweet

Now Playing: Suspect seen tossing wine bottles in violent robbery

Now Playing: JPMorgan Chase CEO regrets saying he could beat Trump

Now Playing: JPMorgan Chase CEO says US in a 'trade skirmish' with China: 'It's not a trade war.'

Now Playing: Kroger to phase out plastic bags at all stores

Now Playing: What are 'bull' and 'bear' markets?

Now Playing: CEO who saved Fiat and Chrysler dead at 66

Now Playing: Lines wrap around the block for Build-A-Bear 'pay your age' day

Now Playing: Want to work for Apple?

Now Playing: XO Group CEO talks new book 'Career Manifesto'

Now Playing: Steve Wynn steps down as CEO following sexual misconduct allegations

Now Playing: Dow Jones plunges more than 1,500 points