The work-to-rule began at midnight with pilots refusing to work overtime, accept changes to set rosters, or take on out-of-hours management requests.
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SEOUL, South Korea (AP) — A suspected hypersonic missile launched by North Korea exploded in flight on Wednesday, South Korea’s military said, a development that comes as North Korea is protesting the regional deployment of a U.S. aircraft carrier for a trilateral military drill with South Korea and Japan.