Atlanta airport in the United States remained the world's busiest airport by passenger count in 2017, while Tokyo's Haneda airport moved up in rank to fourth from fifth, preliminary data by an industry body showed Monday.According to the Montreal-based Airports Council International, Hartsfield-Jackson Atlanta International Airport secured the top spot with almost 104 million passengers, followed by Beijing Capital Airport and Dubai International Airport.Haneda eclipsed Los Angeles International Airport, which ranked fourth in 2016, with 85 million passengers.Haneda has been seeing its pass…READ FULL ARTICLE