A blaze at a shopping centre in the Qatari capital city of Doha has killed at least 19 people. The interior ministry said 13 of the victims at the Villaggio centre were children. Four of them were Spanish nationals, three from New Zealand and one child was French. The cause of the fire - believed to have started in the centre's nursery - is being investigated. The Villaggio, popular shopping centre in the small Gulf state, opened in 2006 - has a cinema, a hotel and a Venice-styled theme park, Bbc.co.uk reported.