Traders work on the floor at the New York Stock Exchange in New York, Wednesday, July 8, 2015. Hong Kong's main stock index plummeted as much as 8.5 percent on Wednesday as a sell-off in mainland Chinese shares accelerated despite new measures to support the market; U.S. stocks were poised to open lower. (AP Photo/Seth Wenig)

Correction: Technology Disruptions story

NEW YORK (AP) — In a story July 8 about technical problems at United Airlines, the New York Stock Exchange and The Wall Street Journal, The …