A major fire breaks out and sweeps through a building in New Delhi, killing at least 18 people, with some reports raising the death toll to 21. Several others are injured, according to officials cited by multiple outlets. Eyewitness accounts described people trapped inside and visible from windows as flames and heavy smoke spread through parts of the structure. Emergency responders work to control the blaze and search for victims as the incident continues. Reports differ on the exact number of deaths—ranging from 18 to 21—while all sources attribute the fatalities to the fire and note that multiple people are hurt. The exact cause of the fire is not stated consistently across the provided coverage. Authorities are described as being involved in assessing the scene and confirming casualties. Overall, the accounts agree on the location—New Delhi—and that a fast-moving blaze leads to fatalities and injuries inside the building, though the final toll may be updated as investigations and recovery operations proceed.