Russia and Ukraine Suffer High Casualties as War Approaches 500,000 Dead and Wounded

Ukrainian and Russian troop deaths and injuries are nearing 500,000 total.
Russia has suffered around 300,000 casualties, with about 120,000 troops killed.
Ukraine's casualties are estimated at 70,000 killed and 100,000-120,000 wounded.
Casualty counts are hard to confirm due to underreporting and lack of disclosure.
Casualties have mounted during Ukraine's recent counteroffensive.