Texas nurse Amber Vinson, who has contracted Ebola as a result of caring for a patient who died of the disease, has been transported from Texas to Atlanta for treatment.
The 29-year-old was filmed wearing a yellow hazmat suit as she was escorted onboard an air ambulance by medical workers in white protective clothing.
One man without protective clothing was seen speaking to the group before they boarded the plane.
US officials are in the process of contacting passengers on a commercial flight Vinson took last week from Cleveland to Dallas on Frontier Airlines before realising she had contracted Ebola.
As it reaches seven months since the Ebola outbreak started we take a look at the timeline of events leading up to the spread of the virus.
More than 100 British personnel are arriving in Sierra Leone to combat the Ebola outbreak in West Africa. Here's what else the UK is doing.
A man has been filmed helping an Ebola patient onto a plane without wearing any protective equipment.