Delta CEO Ed Bastian say the airline is seeing double-digit growth in business travel and they are focused on growing internationally. He speaks to Lisa Abramowicz on "Bloomberg Surveillance." -------- 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