Ukraine must decide how its Russian incursion ends — advance further or retreat before it’s too late

Matthew Savill, the military sciences director at the Royal United Services Institute defense think tank, said Tuesday that “sustaining a force of any size in Russia, and defending against counter-attacks, will be hard, given the limited reserves available to Ukraine. Neither has it – thus far – resulted in the Russians slowing their advances around the Donbas, where the situations around Chasiv Yar and towards Povrovsk remain difficult.”