VANCOUVER, B.C. -- At least 30 more investigators are being added to the police task force probing the disappearance of 50 women, a television station reported yesterday. In addition, a task force search of a suburban pig farm implicated in the case could last three years, BC-CTV News said. Some 80 investigators and 12 forensic specialists are already working on the search of the farm in Port Coquitlam. Investigators originally anticipated the search of the farm belonging to Robert William Pickton would take a few months but that estimate has since increased. Pickton, 52, has been charged with first-degree murder...