unprotected

They also recommend that people avoid unprotected contact with sick or dead animals, and avoid materials contaminated with bird feces.

Marburg, which is not airborne, can be transmitted by exposure to fruit bats and between people via body fluids through unprotected sex and broken skin.

"It only takes one case to get into a school or nursery where many children are unprotected for numbers to suddenly surge," Dr Vanessa Saliba, from the UK Health Security Agency, said.

For now, those areas exist on paper but remain unprotected in the real world.

Shielding Harris from scrutiny could also have serious consequences when, unprotected by a teleprompter or a pliable press corps, she produces one of her signature word salads.