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American and United required the use of face masks for passengers and crew last month and said the new rule would be enforced for at least the next 60 days.

Among the war refugees were large numbers of musicians, physicians and others who made great contributions to Shanghai and China generally, Pan said. Among them were founding members of China's first symphony orchestra and the dean of the neurology department of St. John's University. Some participated in the War of Resistance Against Japanese Aggression (1931-45).

Amazon’s announcement this morning that it will acquire Whole Foods for .7 billion surprised the technology and retail industries, and the rest of the world. The deal promises to give Amazon a much larger physical retail footprint, with potential implications well beyond the grocery business.

Ambassador Liu Xiaoming, in an article on the website of the Financial Times, said the world is at a crossroad between co-operation and confrontation at a critical time when the international community should be upholding the global trading system.

Amazon’s practice of selling its Rekognition software to police rankles civil rights groups, like the ACLU, who worry the technology will negatively impact over-policed communities. The ACLU and other researchers have published studies that show facial recognition technology misidentifies women and people of color more frequently because of the training data the software is fed.