U.S. F-16 grounding a sign of strains on aging 'Cold War' jet fleet

WASHINGTON, Aug 21 (Reuters) - The continued grounding of 82 Lockheed Martin Corp F-16 fighter jets due to cracks in structures between the front and rear pilot seats reveals strains facing the aging fleet of Cold War-era fighter jets and underscores the U.S. Air Force's need for new equipment, analysts said.