Key developments on July 6,7: Ukrainian drones attack ammunition, oil depots in Russia, source saysLeaked documents suggest more Russians killed in Ukraine than previously thoughtPoll: More and more Russians think a nuclear strike on Ukraine is justifiedUkraine working on new maritime strategy, Zelensky saysTurkey proposes ‘peace platform’ to end war in UkraineUkrainian drones operated by the Security Service of Ukraine struck a large ammunition depot in Voronezh Oblast, and two oil deports in Krasnodar Krai region over the past two days, a law enforcement source told the Kyiv Independent on J…