London's Heathrow Airport has unveiled a new testing facility it hopes will help remove mandatory quarantine for international arrivals from countries deemed at-risk due to high covid-19 infection rates.
The UK government says it will consider the use of testing schemes like the one being trialled at Heathrow - but insists safety remains its priority.
Olly Barratt reports from London.
IN: "Heathrow says...
OUT: ...exempt."
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