Railways cancelled the Bhopal Shatabdi Express leaving New Delhi station at 6.15 on Thursday morning due to dense fog. A Northern Railways spokesperson said four other trains have been rescheduled. These are Puri Express, Lucknow Shatabdi Express, North East Express and the Goa Express. <br/> <br/>Around 50 Delhi-bound trains, including the Patna Rajdhani Express, were running several hours behind schedule.<br/> <br/>The railways had on Wednesday announced cancellation of 19 trains till 31st January in view of the foggy weather.<br/>