India, March 11 -- This month, health officials have raised alarms at three major US airports after travellers infected with measles potentially exposed others to the contagious disease. Washington Dulles International Airport in Virginia, along with Los Angeles International and New York's JFK Airport, are all on high alert as authorities work to contain the spread.

On March 3, health officials issued a warning regarding a potential measles outbreak at New York's JFK International Airport after a child, who had arrived on a China Airlines flight, tested positive for the highly contagious disease. This followed an earlier incident on February 19, when a passenger arriving at Los Angeles International Airport on a Korean Air flight from S...