Presidential adviser says Tehran gearing up to boost supplies to Moscow, ignoring international sanctions; Mossad chief also warns of increase in arms deliveries to Kremlin

Kyiv official says Russia running low on Iranian drones; claims Moscow offered to send its own experts on suppressing dissent to Tehran, which is dealing with anti-regime protests

Presidential adviser says Russia seeking to 'destabilize the economic situation in Europe and cause pre-winter panic'

Both sides show optimism, but divides remain deep as Russian assaults continue; Ukrainian negotiator insists country needs strong defense guarantees