ANOTHER top Russian commander killed: Elite paratroop colonel and his deputy are 'liquidated' by Ukrainians as death toll in Putin's army hits 7,000 Col Sergei Sukharev and his deputy Major Sergei Krylov among a number slain from 'glorious' Kostroma regiment, seen as Russia's most elite fighting forces His 'liquidation' was claimed by Ukraine's Centre for Strategic Communication Russia said Sukh..