UPDATE 1-U.S. Navy examining rise in health issues among F/A-18 pilots
February 04, 2016 at 13:34 PM EST
WASHINGTON, Feb 4 (Reuters) - The U.S. Navy is investigating a rise in health issues reported since 2009 by pilots of Boeing Co F/A-18 and EA-18G fighter jets that may be related to insufficient oxygen or other factors, a U.S. lawmaker said on Thursday.