V ice President Leni Robredo. (FILE PHOTO from CNN) Metro Manila (CNN Philippines, June 30) — The Commission on Audit (COA) flagged the Office of the Vice President (OVP) for failing to liquidate the travel expenses made its personnel last year within the prescribed period. The 2017 COA report said OVP personnel spent ₱ 26.4 million on local trips and ₱ 953,550.75 for foreign trips. But, they were unable to file liquidation reports on time. "Cash advances (CAs) for local official travels were not liquidated within 30 days upon return to official station, while unused/excess cash advances were refunded even later than the submission of the Liquidation Reports," the COA report read.\ Under the COA Circular No. 97-002, failure of a personnel to liquidate these advances may result in the withholding of their salary. "Neglect of management to demand the immediate refund of unused/excess cash advances and the submission of liquidation...