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US military halts test flights for F-35 fighter

A general view during the United Kingdom F-35 Lightning II Delivery Ceremony on July 19, 2012 at Lockheed Martin Corporation in Fort Worth, Texas. The US military suspended all test flights Friday for the new F-35 fighter jet over potential engine problemThe US military suspended all test flights Friday for the new F-35 fighter jet over potential engine problems, officials said, the latest setback for a program dogged by cost overruns and technical glitches.