WarnerMedia staffers are bracing for the AT&T spinoff

Hi and welcome to Insider Advertising for May 18. I'm senior advertising reporter Lauren Johnson, and here's what's going on:Inside AT&T's spin off of WarnerMedia.Cision faces lawsuit.Vrbo's ad battle against Airbnb.If this email was forwarded to you, sign up here for your daily insider's guide to advertising and media.Tips, comments, suggestions? Drop me a line at LJohnson@insider.com or on Twitter at @LaurenJohnson.
David Zaslav, chief executive officer of Discovery Communications, arrives