Cyclone Arnab travel disruption hits Kolkata, with train cancellations, a cancelled Visakhapatnam flight and possible route changes. Cyclone Arnab has cancelled Kolkata trains, grounded the lone Vizag flight and may disrupt services to Bhubaneswar, Raipur and Bilaspur. Visakhapatnam airport suspends operations, flights cancelled at three airports as cyclone brings winds of up to 135.