May 9, 2016 will be historic for the Daniel R. Aguinaldo National High School (DRANHS), particularly in Cluster Precinct Number 416, where Davao City mayor, lone Mindanawon Presidential candidate and Presidential race frontrunner Rodrigo Roa Duterte will cast his vote. Photo shows 10 volunteers casting their votes using the ballots provided in a Smartmatic box to test the precinct count optical scanner (PCOS) machine on May 5, 2016. MindaNews photo by TOTO LOZANO                 READ STORY