Gas Explosion In Madrid Kills 4, Leaves 11 Injured A police spokesman on the ground told reporters that firefighters were trying to put out a small fire inside the building before they could bring in dogs and rescue teams. Fire-fighters carry a dead body next to a damaged building at Toledo Street following an explosion in downtown Madrid, Spain, Wednesday, Jan. 20, 2021. A powerful explosion apparently caused by a gas leak has ripped the facade off a residential building in central Madrid. AP Associated Press (AP) 2021-01-21T12:57:48+05:30 Gas Explosion In Madrid Kills 4, Leaves 11 Injured outlookindia.com 2021-01-21T13:02:33+05:30 A powerful gas explosion tore through a residential building in central Madrid on Wednesday, killing four people and ripping the facade off the structure.