Iran has launched a missile attack on Israel - and warns more is to come.
Air raid sirens sounded across Israel with civilians fleeing to bomb shelters, although the air raid warning has now been lifted.
There are no reports of injuries in Israel so far.
The Iranian attacks are in response to Israeli troops invading southern Lebanon in what Israle has called a "limited, localised and targeted" ground operation against Hezbollah.
This came days after Israel killed Hezbollah leader Hassan Nasrallah. Kathryn speaks with the BBC's Defence Correspondent, Frank Gardner.