The Ukraine offensive: What will win it or lose it?
BBC
"Don't call it a counter-offensive," say the Ukrainians. "This is our offensive, it's our chance to finally drive out the Russian army from our land."
Alright, but what will it take to actually succeed?
First off, let's not get distracted by the recent hard-fought but tiny territorial gains Ukraine has been making as it retakes obscure, half-abandoned villages in the eastern Donetsk and south-eastern Zaporizhzhia regions.
After months of stalemate, images of victorious, battle-stained Ukrainian soldiers holding up their country's blue and yellow flag in front of a bullet-ridden building is a welcome morale boost for Ukrainians.
But in the big strategic picture, this is a sideshow.