Trump considers further precautions, travel restrictions over coronavirus panic The Trump administration has said it will start barring most foreign nationals from entering the U.S. if they’ve been to China in the 14 days before they arrive. Around the world, most airline carriers have frozen or cut direct flights from Beijing, Shanghai, and other Chinese cities after WHO declared coronavirus a global health emergency. Ramy Inocencio reports from Beijing’s capital airport where travelers are scarce.