Russia unleashed the largest aerial assault on Ukraine since the beginning of the war, launching more than 500 drones. At least one person was killed while over 20 others were injured. -- Subscribe to ABC News on YouTube: https://abcnews.visitlink.me/59aJ1G ABC News Digital is your daily source of breaking national and world news, exclusive interviews and 24/7 live streaming coverage. Download the ABC News app for the latest headlines and alerts: https://abcnews.go.com/devices Watch 24/7