Explained: Russian strikes across Ukraine kill 10 and NATO scrambles jets after a missile falls in Poland

A Russian missile and drone barrage across Ukraine overnight killed at least 10 civilians and injured more than 50 others.

Patriot air defense system

A U.S.-made anti-ballistic missile defense system Ukraine relies on to intercept Russian missiles.

Kh-101 cruise missile

A Russian long-range cruise missile identified as the object that crossed into Polish airspace.

shadow fleet

Russia's fleet of tankers used to evade international sanctions, targeted by Ukrainian drone strikes.

glide bombs

Bombs dropped by aircraft that glide toward a target, used by Russian forces on Kherson's industrial zone.

ballistic missile

A missile that follows a high, arcing trajectory, several of which Russia fired at Ukrainian cities.