At least 9 killed in Russian school shooting

At least nine people, including six children, have been killed in a school shooting in the western Russian city of Kazan, according to state media reports, as authorities search the school building for a potential second gunman.At least nine people, including six children, have been killed in a school shooting in the western Russian city of Kazan, according to state media reports, as authorities search the school building for a potential second gunman.