Key Takeaways from the ISW : Russian forces conducted the sixth largest series of drone and missile strikes throughout the day on April 15 and overnight into April 16, using over 700 strike vehicles, killing at least 17 and injuring at least 100 civilians. Russian forces also conducted a double-tap strike against first responders responding to Russian strikes in Kyiv City. Russian forces leveraged a new strike tactic allowing Russia to threaten more areas of Ukraine for longer periods of time