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Boeing's test pilots may not have known how quickly the automated anti-stall device would activate or how steeply it would point the nose of the plane down, The Wall Street Journal reported.

Bixby, based on AI technology and having four major functions including talk, see, recommend and remind, can accept voice commands or answer questions such as "sing a rap song", "set the alarm for 6 am tomorrow morning" or "should I wear a mask today", according to the company.

Bolton, however, said on Monday that the Russians did not admit US allegations as they insisted that Moscow did not violate the treaty.

Big data giants including China's Inspur and US-based Qualcomm displayed their products at the exhibition.

Bill Virgin, who is co-owner?of Burien, Wash.-based Page 2 Books?with his wife, Jenny Cole,?noted that independent booksellers can’t really compete with Amazon on breadth of selection, price, or customer reach. But he said there are certain qualities that something like Amazon Books can’t offer.