Videos filmed across Iran show large explosions in several cities as the conflict in the region reaches its fourth day.
The US and Israel struck Iran on Saturday, killing Supreme Leader Ayatollah Ali Khamenei.
Footage shared on social media - verified by the BBC and news agencies - from the last few days show multiple explosions and destruction across the country.
The US has also shared video it says shows military targets being hit.
Iran has responded with a wave of attacks across the region.
- More on this story: Why did US and Israel attack Iran and how long could the war last?
