( Editor's Note: This story has been updated to include a statement from Marine Corps Systems Command.) The Pentagon's fiscal year 2014 budget process could mark the end of the Marine Corps' investment in the Air Force's Three-Dimensional Expeditionary Long-Range Radar (3DELRR) program, but the Marines are continuing to fund development of a Northrop Grumman radar vying to fill the Air Force's requirement. The Marine Corps' FY-14 to FY-18 budget plan, due to the Office of the Secretary of...