On the day of the Crimean referendum, Guardian correspondent Shaun Walker and filmmaker Antony Butts travelled to Sevastopol, bastion of pro-Russian separatism. There they meet militia leaders who are considering going to Ukraine to "defend" their fellow Russians and even talked about marching on Kiev. Not only are many in Sevastopol welcoming Russia with open arms, but they see Crimea as an example to repeat across eastern Ukraine to create a Greater Russia