Coinbase Global Inc. disclosed a hack that is expected to cost the crypto exchange $400 million. Hacker gained access to customer data including names, dates of birth, addresses, and government-issued ID numbers. Bloomberg's Tom Mackenzie reports. -------- More on Bloomberg Television and Markets Like this video? Subscribe and turn on notifications so you don't miss any videos from Bloomberg Markets & Finance: https://tinyurl.com/ysu5b8a9 Visit http://www.bloomberg.com for business news &