Aviation authority investigates why Cathay Pacific allowed pilot with measles to fly seven times in four days as Hong Kong tackles growing outbreak of the disease

Hong Kong’s aviation authority is investigating why Cathay Pacific Airways allowed a pilot with measles to fly seven times in four days, while the city grapples with a growing outbreak of the disease that has prompted health officials to step up vaccinations at the airport.The city has recorded a five-year high of 20 measles cases so far this year, five of which involve airport and airline staff, and a medical expert has warned of a possible second wave of infections.The Civil Aviation…