Hapur (Uttar Pradesh) [India], January 31 (ANI): Several vehicles collided on the Delhi-Lucknow Highway in Uttar Pradesh’s Hapur district due to low visibility amid thick fog that shrouded Delhi-NCR on Wednesday morning. As per the reports, around half a dozen vehicles, including two big trucks, collided one after another in which a police officer has also been reported to be injured. The police officials reached the spot of the incident and started rescue work with the help of a crane. The national capital as well as the entire North Indian belt continued to be in the grip of severe cold and …