A deadly chain collision amid dense fog triggered a massive fire on the Delhi–Agra Expressway in Mathura, killing four and injuring over 150. Rescue operations are ongoing. https://english.mathrubhumi.com/news/india/delhi-agra-expressway-crash-fog-vehicles-burn-dead-mxc339cd?utm_source=dlvr.it&utm_medium=mastodon #MathuraAccident #DenseFog #HighwayCrash #RoadSafety #BreakingNews