 Sir Cliff was unaware of this, being away on holiday.Former friends of the late prime minister Edward Heath complained that Mike Veale, Chief Constable of Wiltshire Police, had mounted a 'fishing expedition' in an 'unsatisfactory and prejudicial' investigation costing £1.5 million which had turned up 'no convincing evidence' that Heath had ever sexually assaulted anyone, according to Lord Hunt of Wirral.In pre-trial procedure, so-called "fishing expeditions" are massive and aimless calls for all documents related to the litigation