emily: we also caught up with ariana huffington.as been touring the globe on a mission to transform culture. she talked about how much progress she has seen and where she thinks companies need to do more. ariana: they have made tremendous progress because finally companies are recognizing that it is not about culture jumping business imperatives but about culture accelerating business imperatives. culture is now seen more and more as absolutely essential for the success of a company. at thrive we call culture the company's immune system. if the culture is compromised, it will be much harder to deal with problems, to be able to see disruption, to see the icebergs before they hit the titanic. culture is no longer the exclusive province of hr. emily: a group of google and facebook employees have started a center to warn companies to make changes. what would you like to see from apple, facebook, google? arianna: the first thing i would like to see is from the individual. i think there are three ways we can effect change that is absolute

we speak to ariana huffington to talk about her mission to transform culture and her goals at uber.his is bloomberg. ♪ emily: shares of sprint tumbled more than 10% on concerns that antitrust regulators may reject t-mobile's agreement to buy the company for $26.5 billion. the deal would reduce the number theireless companies in u.s. to three major competitors. t-mobile and sprint are hoping to work together when it comes to building a next-generation network. bloomberg's vonnie quinn sat down with jon leger on monday to talk about the deal. take a listen. jon: what we have got today is the start of doing two new things. one is talk about the deal and the value to shareholders and secondly, why now and how will that be approved? those things together will drive shareholder value. deal is actually a $145 billion enterprise company together. what we will have starting from day one is $75 billion of topline revenue, 55 billion dollars in service revenue that will grow 2% to 4% compounded annually. it will be up to margins of 55%. the fun part is the synergies of $43 billion with a $6 bi