NEW YORK--(BUSINESS WIRE)--JetBlue Airways Corp. (NASDAQ:JBLU) today announced that Mark Powers, executive vice president and chief financial officer, will retire from the CFO role effective November 1, 2016. He will remain an advisor to the company for one year. Jim Leddy, JetBlue’s senior vice president and treasurer, will serve as CFO on an interim basis following Powers’ November retirement, subject to approval of the JetBlue Board of Directors at its regular meeting next week. “On behalf o ......