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.

Russian state media, citing local officials, says at least three people have been killed in an explosion at a restaurant in central Moscow.

Russian officials say more than 21 others were injured in the blast in Kudrinskaya Square.