Corruption has plagued the government for so long that many Filipinos have simply accepted it as a fact of life. <br /><br />But when a tough-talking mayor from Davao promised he would get rid of it in a few months, desperate voters ushered him in to Malacañang.<br /><br />After five years in office, what has happened to that promise?<br /><br />AC Nicholls takes a look www.cnn.ph