Andy Jassy is pouring billions into AI as Amazon faces its biggest challenge yet. Brad Stone and Matt Day have more in the latest issue of Businessweek -------- 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 & analysis, up-to-the-minute market data, features, profiles and more. Connect with Bloomberg