FILE - In this March 13, 2018, file photo, a Huawei employee looks up as he walks toward the company's headquarters in Shenzhen in southern China's Guangdong Province. Canadian authorities said Wednesday, Dec. 5, 2018, that they have arrested the chief financial officer of China's Huawei Technologies for possible extradition to the United States. (AP Photo/Dake Kang, File)