Rare airline 'Do not board' order issued to stop spread of measles Unlisted Video

Health officials from five US states threatened to put people with measles who had travel plans on a rare "Do Not Board" list.
The eight individuals, from New York, California, Illinois, Texas and Washington, cancelled their flights after the warning was issued.
The US is going through its worst measles outbreak in decades, caused in part by people traveling and spreading the virus in unvaccinated communities.