Tillerson retires as Exxon CEO as he prepares to head State Dept. https://t.co/ktyykInc9n pic.twitter.com/uWZDRPSJD5— POLITICO (@politico) December 15, 2016
Tillerson retires as Exxon CEO as he prepares to head State Dept. https://t.co/ktyykInc9n pic.twitter.com/uWZDRPSJD5