(KUNA) -- The number of casualties in the cafe explosion in southern Kikruk increased to 13 deaths and 26 injured, according to ta statement by security forces Sunday. Initial reports on the explosion, which caused major damages to the cafe, stated that the numbers of casualties were nine deaths and 13 injured. The reports also indicated that TNT explosives were used in the attacks but later on, investigations revealed that the explosion was caused by a suicide bomber.