Ukraine’s military has liberated less than 0.37% of the territory that Russia occupied in June, despite breaches of Russian defenses near Robotyne. The counteroffensive up to this point has been disappointing for Kyiv and the West.

Retired Brigadier Gen. Mark Kimmit and WSJ Ukraine correspondent James Marson explain Ukraine’s evolving counteroffensive military strategy and what could be next for Europe’s biggest land war since World War II.