Ukraine’s security service released footage Wednesday of its attack on Russian war planes at multiple airbases across the country. In the span of a few hours on Sunday, nearly a third of Moscow’s strategic bomber fleet was destroyed or damaged with cheaply made drones sneaked into Russian territory, according to Ukrainian officials.

We've just seen an update that Ukraine's delegation has arrived in Istanbul for the latest round of peace talks with Russia, according to Heorhii Tykhyi - a spokesperson for Ukraine's foreign ministry. We'll bring you the latest updates and analysis as we get it throughout the day.