Britain's Prince Charles, Prince of Wales delivers a speech on stage during a reception to celebrate the British Asian Trust at The British Museum on Feb.
9, 2022, in London. (Photo by TRISTAN FEWINGS/POOL/AFP via Getty Images) LONDON - Britain's Prince Charles has tested positive for COVID-19 and is self-isolating, his office said Thursday.A message on the royal's official Twitter page said Charles tested positive on Thursday morning and was "deeply disappointed" not to be able to attend a scheduled visit in Winchester, England.No other details were immediately available.Charles, 73, met dozens of people during a Wednesday evening reception at the British Museum.The heir to the throne previously contracted the coronavirus in March 2020.