The flight deck crew secures an F-35B Lighting II aircraft aboard the amphibious assault ship USS Wasp following testing in this handout photo taken off the coast of North Carolina in this August 24, ... more 
The flight deck crew secures an F-35B Lighting II aircraft aboard the amphibious assault ship USS Wasp following testing in this handout photo taken off the coast of North Carolina in this August 24, 2013 file photo. Lockheed Martin Corp's F-35 fighter jet is making good progress as it nears initial combat use by the U.S. Marine Corps in July 2015, but the company must still finalize the software needed to deliver weapons and fuse data from its many sensors, the Pentagon's F-35 program chief told Reuters on December 4, 2013. REUTERS/U.S. Navy/Handout (UNITED STATES - Tags: MILITARY) FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS. THIS IMAGE HAS BEEN SUPPLIED BY A THIRD PARTY. IT IS DISTRIBUTED, EXACTLY AS RECEIVED BY REUTERS, AS A SERVICE TO CLIENTS - RTX12XXV less 
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Reuters | Photo By HANDOUT / REUTERS
Wed, Dec 4, 2013 8:14 PM EST