An attack this weekend on a young girl and two men by an American bully dog has reignited debate over whether the breed should be banned in the UK. The largest type, the American bully XL, can weigh more than nine stone (60kg) and are strong enough to overpower an adult. This weekend's incident was the latest involving the breed, they have been involved in several fatal attacks. Owners, however, insist that despite their fearsome appearance and build, the dogs make loveable household pets. What is the American bully? American bullies are said to have originated in the US in...