This video, posted online, purports to show protesters in Bahrain throwing petrol bombs and security forces responding with stun grenades and tear gas.
It was taken in Dumistan, a suburb of the western Hamad town, and uploaded to an activist account that has been carrying only content from Dumistan for nine months.
At 0.35, a member of the security forces is seen throwing an object toward the protesters; a bang moments later suggests it was a stun grenade.
At 0.55, protesters are seen lighting and throwing petrol bombs. There are similar scenes at 1.37, after which the security forces respond with tear gas. Some of the most dramatic scenes come at around the 2.15 mark. [Storyful]