(Editor's note: This story has been updated to include responses from F-35 prime contractor Lockheed Martin.) A series of monthly reports detailing numerous deficiencies in F-35 Joint Strike Fighter flight testing shed light on Defense Secretary Robert Gates' decision earlier this month to extend aircraft development and slow production of the multiservice fighter. The Defense Contract Management Agency reports reveal that JSF prime contractor Lockheed Martin has cannibalized its Fort Worth, TX, production line for aircraft parts in an attempt...