The long-range Russian drones come in swarms each night, buzzing over Ukraine by the hundreds, terrorizing the population and attacking targets from the industrial east to areas near its western border with Poland.

New waves of deadly Russian missiles pounded Ukraine overnight Sunday while long range drone attacks by Kyiv sparked travel chaos at Moscow’s airports.

Russia's Defense Ministry said its forces downed at least 143 Ukrainian drones from Wednesday into Thursday, with at least three craft intercepted over Moscow region.

The warring sides are still far apart heading into the third round of U.S.-brokered peace negotiations, set for Wednesday in Istanbul.

The latest talks could be an early litmus test on how seriously Moscow perceives President Trump's threats to impose sanctions — and how Russia might respond.