However casualties were very high and the Army had to reequip after over 90 % AFV casualties in killed or wounded .
27 July , two weeks into the offensive , these forces took Lvov and Lelyushenko 's Army subsequently covered 200 km into the Vistula bridgehead by mid-August .
Casualties were very high and the Army had to reequip after over 90 % AFV casualties in killed or wounded .
27 July , two weeks into the offensive , these forces took Lvov and Lelyushenko 's Army subsequently covered 200 km into the Vistula bridgehead by mid-August .