Hong Kong health authorities are investigating a third measles case found among airport staff. The infection is believed to be epidemiologically linked to two previous cases involving workers from the same company.

Hong Kong health authorities are investigating a third measles case involving an aircraft maintenance worker at the airport, saying his infection is epidemiologically linked to those of two colleagues. The Centre for Health Protection said on Monday night that the latest patient, a 37-year-old man, likely contracted the disease at his workplace. It said all three cases worked for the same company at the airport, adding that the latest patient was involved in aircraft maintenance and had no...