Gas explosion rips through Madrid building, killing 4

Firefighters inspect the debris caused by an explosion in downtown Madrid, Spain, Wednesday, Jan. 20, 2021. A loud explosion has partially destroyed a small building flanked by a school and a nursing home in the center of Spain’s capital. (AP Photo/Bernat Armangue)

MADRID — A powerful gas explosion tore through a residential building in central Madrid on Wednesday, killing four people and ripping the facade off the structure.