[Centurion2000]

So what happens when they find out that he flew from say one city to Chicago or LAX while he was infected and contagious.

Healthy people get airline crud (too much recycled air) and flu from the airlines all the time. Imagine smallpox in such a stuffy, cramped and stressful environment with LOTS of air recirculating in the cabin.

CDC is woefully underprepared for this.

[RANGERAIRBORNE]

A single passenger with Influenza "A" was documented by CDC to have infected AT LEAST 74 fellow-passengers on a flight from LaGuardia to San Francisco a few years ago.

There is a lot of interesting information on airline cabin air quality and environmental hazards available, much ofit from the flight attendant's union (and a couple of lawsuits).

[foreshadowed at waco]

The article seems to say that the infectious stage of the disease begins with the external signs of infection--the rash--I would hope that the airlines would not let people on board flights if they are covered with a rash.