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American Airlines

Republic stock plunges on possible flight disruptions

Republic Airways warned that its operation of regional flights for the nation's biggest airlines could be disrupted by a pilot shortage and labor standoff. The company's shares fell by half. Republic disclosed late Friday that it is talking with American Airlines, United, Delta and US Airways about reducing its flying for those airlines through the first half of next year. In midday trading Monday, shares of Republic Airways Holdings Inc. fell $4.40, or 51.8 percent, to $4.10. Republic expects continued disruptions of flights because of a pilot shortage that it blames on federal rules raising training requirements for new pilots and increasing crew-rest hours. The...