East Bengal started their campaign in the 133rd Durand Cup, with a comfortable 3-1 victory over Indian Air Force Football Team in a Group A encounter played here at the Vivekananda Yuba Bharati Krirangan. The Airmen took the lead against the run of play in the 19th minute through Somananda Singh, but goals from David Lalhlansanga, Dimitrios Diamantakos and Saul …