long as a person has no symptoms -- and this is key -- wears a mask for the next five days. listen. >> it just makes sense if you keep them out for five days, keep them isolated for five days, then get them back doing their job, doing their work, keeping a mask on to protect themselves from infecting other individuals. >> so meantime, testing in the united states hasn't kept pace with the spread of the virus. wait times in some cities are well over two hours due to increased demand and a shortage of testing resources. the virus appears to be infecting more children than ever now as well. pediatric hospital admissions are up 35% in the past week alone. new york city has seen a fivefold increase this month. we must say the actual numbers thankfully are still quite low. then there are those sick-outs that have forced airlines around the world to cancel or delay thousands of flights during some