At least three people were killed and 21 injured after a bomb carried by a woman exploded outside an upscale restaurant in central Moscow on Saturday evening, authorities said.
Authorities have described the incident as a terrorist attack, but have yet to say who the intended target was.
Reports suggested the attack may have been connected to the war in Ukraine and that the newly appointed commander of Russia's Aerospace Forces, Colonel General Alexander Chaiko, was expected to celebrate his birthday at the restaurant.
Here is what we know so far:
What happened?
