Cold wave grips Delhi, 11 trains delayed

The national capital woke up to a blanket of thick fog on Saturday, with train schedules hampered owing to the onset of winter. Due to the fog, around 11 Delhi-bound trains including Puri-New Delhi Purushottam Express and Malda-Delhi Farakka Express were delayed by two to five hours, the Indian Railways confirmed. Furthermore, air quality in the national capital remained in 'very poor' category with major pollutants PM 10 at 335 and PM 2.5 at 190, according to the System of Air Quality and Weather Forecasting and Research (SAFAR).