Russia on Monday promised to retaliate against Ukraine after it said nearly 100 drones had targeted one of President Vladimir Putin’s residences, likely throwing a wrench into President Donald Trump’s efforts to end the nearly four-year war.”Such reckless actions will not go unanswered.

​Russia on Monday promised to retaliate against Ukraine after it said nearly 100 drones had targeted one of President Vladimir Putin’s residences, likely throwing a wrench into President Donald Trump’s efforts to end the nearly four-year war.”Such reckless actions will not go unanswered.