Russians create World War II-like defense line in Luhansk | All you need to know

The Russians are working on a World War II-like defense line in the Luhansk region. The defense line consists of 'dragon teeth' rows, followed by a trench to stop vehicles. After dragon teeth rows & the trench are the fighting positions for infantry & vehicles. Control over entire Donbas (Donetsk + Luhansk) a key objective for the Russian Forces. Luhansk 'liberated' by Russia, Donetsk has witnessed some of the war's heaviest fighting.