A Delta flight from Boston to Dallas suddenly took a serious turn high above the East Coast when the crew reported a loss of cabin pressure at 36,000 feet. The Airbus A319 had 92 people on board when the pilots quickly declared an emergency, put on their oxygen masks, and began a controlled descent to safer airspace below 10,000 feet. In recorded ATC audio, the crew calmly explained that they had experienced a decompression and were descending while monitoring the cabin altitude. They told contr

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