UPDATE 3-FAA chief says Boeing 787 battery decision likely soon
April 16, 2013 at 20:32 PM EDT
WASHINGTON, April 16 (Reuters) - The top U.S. aviation regulator said on Tuesday he expects to decide "very soon" whether to approve Boeing Co's redesigned 787 Dreamliner battery system, potentially ending a three-month ban on flights by the high-tech jet.