A group of men drags a man out of a car and beats him , a video shows . CNN 's Ashleigh Cowie in London and Salma Abdelaziz in Atlanta contributed to this report . The contractor allegedly tore down flags of important imams , local media reports . The British man 's identity is unknown ; the British Foreign office is aware of the incident . Shiite Muslims are preparing to celebrate Ashura , which honors a 7th century imam .
A group of men drags a man out of a car and beats him , a video shows . The contractor allegedly tore down flags of important imams , local media reports . The British man 's identity is unknown ; the British Foreign office is aware of the incident . Shiite Muslims are preparing to celebrate Ashura , which honors a 7th century imam .