At least three people were killed after the partial collapse of a residential building in Izhevsk on Thursday, according to the local region's Deputy Health Minister Lyudmila Guznischeva. Two more people have reportedly been hospitalised while several remain trapped under the debris. Footage captured the moment collapse of the section of the nine-story building. A investigation is underway... Еще, with a gas explosion seen as the most likely cause. A total of 411 emergency service workers and 111 pieces of equipment are involved in the response, many of them from Russia's Ministry of Emergency Situations.