Explosions reported in several Ukrainian cities

Explosions rocked several Ukrainian cities overnight, with Kyiv Mayor Vitali Klitschko saying air defence systems were activated in the capital.

Ukrainian media reported blasts in Sumy and Dnipro, while regional governor Serhiy Lysak confirmed a strike on infrastructure in the Dnipropetrovsk region. Explosions were also reported in Zaporizhzhia and Kherson.