Andy Wong / AP A Chinese paramilitary policeman wearing a face shield and mask to protect from the coronavirus stands guard at an entrance gate to a barricaded Main Press Center (MPC) for the Winter Olympic Games in Beijing. The Beijing 2022 Winter Olympics will present new security challenges for visitors and the host nation as China attempts to showcase its power amid the ongoing coronavirus pandemic. Cybersecurity fears are at the forefront for those attending the games. Athletes participating are required to use the “My 2022” app to monitor their health before and during the Olympics. On Monday, the...