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Companies may reduce their office space in high-priced high-rise office buildings in major cities, as some workers decide to leave for the suburbs.

Concerned about the use of facial recognition technology to detect and identify Americans walking down the street, the American Civil Liberties Union sent a letter to Amazon CEO Jeff Bezos Tuesday asking the company to place limits on how its Amazon Rekognition image-detection technology can be used by law enforcement.

Compared with their predecessors, the Hong Kong and Macao youths who have started their business on the Chinese mainland hold higher academic backgrounds, are engaged in sectors with higher technology and provide products and services with higher added value, said Zhang Guangnan, assistant dean of the institute.

College student board the free shuttle bus as they leave their college campuses. [Ji Mengfan for chinadaily.com.cn]

Colonel Dino Escudero, head of the police highway patrol division in Lima, said 48 people were confirmed dead and at least three were missing.