CNN  —  A British lawmaker has been suspended by the governing Labour Party after footage appeared to show him punching a man repeatedly on the street. Police are investigating the alleged attack by Mike Amesbury on Friday night, which first came to light after social media footage showed a brawl in the street following the alleged attack. Subsequent surveillance footage, obtained by the Daily Mail newspaper and published Sunday, appears to show Amesbury talking to a man before punching him in