In Pakistan, three Britons, all members of the same family, have been shot dead. <br/><br/>According to local police, the father, mother and 22-year-old daughter were killed while visiting a cemetery in the east of the country. <br/><br/>They were shot by four gunmen, all understood to be related to them. Report says, two of the gunmen have been arrested, but the other two are still at large.<br/>