Pentagon says will sign F-35 deal with Lockheed
Posted on December 12, 2012 at 10:04 AM EST
WASHINGTON, Dec 12 (Reuters) - The U.S. Defense Department said it will sign a contract with Lockheed Martin Corp on Friday for a fifth group of F-35 Joint Strike Fighter jets, a long-awaited deal that moves forward the most costly weapons program in U.S. history.