Vexed by how to contain virus, countries take tough steps
People wear face masks to protect against the spread of the new coronavirus as they visit the Chiang Kai-shek Memorial Hall in Taipei, Taiwan, Thursday, Feb. 27, 2020. As the worst-hit areas of Asia continued to struggle with a viral epidemic, with hundreds more cases reported Thursday in South Korea and China, worries about infection and containment spread across the globe. (Chiang Ying-ying/AP)