Ukrainian president repeats call for weapons but US president insists they’re ‘not easy for us to give you’ and says ‘Putin wants to end the war’

‘The key to success is in the sky’: the Ukrainian defenders struggling to stem Russia’s air assault

First came the sound of drones. Then a boom that rattled windows. Shortly after that, two columns of black smoke rose over the Shebelinka gas processing plant in Ukraine’s Kharkiv region. Towering flames threatened storage tanks.