READ MORE: Putin faces Chechen civil war as rebels attack in 'massive' shootout before legging itEmergency services claimed the overall death toll from today's attacks on the capital alone was four, while more have been wounded.Ukrainian reports have now suggested the drones used in the attacks may have been Shahed-136 models supplied by Iran to Russia and rebranded as Geran-2 drones.One of the drones, it was reported, seemed to have the phrase "for Belgorod" written on it, referring to a Russian city used as a staging ground for attacks on Ukraine which came under fire over the weekend. Britain, along with the US and France, have claimed the exports breech a UN security council resolution and nuclear deal made in 2015.