Datuk Seri Dr Ahmad Zahid Hamidi is back to face anti-graft investigators, his third time this week.<br /><br />The former deputy prime minister and Umno president arrived at the Malaysian Anti-Corruption Commission (MACC) headquarters at 9.18am Friday (Oct 12).<br /><br />This is the fourth time that he is returning to MACC to answer questions over alleged misappropriation of Yayasan Akal Budi funds, a family run foundation of which he is chairman.