White House 'AI and crypto czar' David Sacks discusses artificial intelligence opportunity and responding to global conflict on 'The Will Cain Show.' Subscribe to Fox News! https://bit.ly/2vBUvAS  Watch more Fox News Video: http://video.foxnews.com  Watch Fox News Channel Live: http://www.foxnewsgo.com/ FOX News Channel (FNC) is a 24-hour all-encompassing news service delivering breaking news as well as political and business news. The number one network in cable, FNC has been the most-watched