African Barrick Gold is being sued in Britain's High Court by a group of Tanzanians…Law firm Leigh Day said…that it was representing 12 villagers wanting compensation for incidents including one, in May 2011, when five young men were killed and others injured. The company said…"In the event any legal proceedings are pursued, African Barrick will vigorously defend itself against all the claims,"… African Barrick had said in May 2011 that villagers were killed when police came under attack following a raid by hundreds of people at the North Mara mine...Leigh Day said:…"It is alleged that police are an integral part of the mine's security and that they shoot at the villagers using tear gas and live ammunition,"…The claimants say that African Barrick, a unit of the world's largest gold producer Barrick Gold Corp, failed to curb the use of excessive force at the mine...