This is Africa, we don't have the luxury of positive pressure spacesuit. They are dealing with a deadly virus with the tools they have.
I cleaned out a hayloft of our barn recently with far more protection (hanta virus) than what is being described here.
Who can I mail some 10-packs of 3M protective gear to ?
Don't make assumptions on what would help most from what you have seen in a press photo.
They may well have dressed down for the photo to encourage people to go along to the screening.