Ukraine’s top commander has said Kyiv’s forces now control 1,000 square kilometres of Russia’s neighbouring Kursk region as they press their biggest cross-border incursion in two-and-a-half years of full-scale war. We get an update from Sumy, the region of Ukraine which borders Kursk, and hear from an ally of Vladimir Putin. Also on the programme: Thousands of residents have been evacuated from their homes as large wildfires reach the suburbs of Athens in Greece; And scientists have discovered a reservoir of liquid water on Mars, raising fresh questions about the possibility of life on the Red Planet.