Tillerson alias emails from his ExxonMobil era prove elusive

Emails sent under a pseudonym by current US Secretary of State Rex Tillerson when he was still CEO of ExxonMobil, and which are sought by a court, cannot be produced, lawyers for the oil giant said.According to a letter dated March 21 and sent Wednesday by ExxonMobil to AFP, these emails, sent under the name Wayne Tracker, cannot be recovered for the period from September 5, 2014 to November 28, 2014.The letter is addressed to the Supreme Court of the State of New York as part of an investigatio