THIS is the moment daring Ukrainian tanks storm Putin's dragon's teeth frontline as they invade Russia again. The Ukrainian forces seized Vlad's land in the Belgorod region, leaving the Russian tyrant humiliated. The footage shows Ukrainian forces on the border between the two countries close to the village Demidovka. The tanks can be seen ramming through Russia's frontline - which gets its name from its striking resemblance to dragon's teeth. The attack comes as Russia's gains are in Ukraine are slowly grinding to a halt.