1st GenSan Green Marathon 2013 will be on November 16, 2013 12:00 AM at General Santos City. 1st GenSan Green Marathon 2013 November 16, 2013 General Santos EVENT DISTANCES 21K, 32K, 42K REGISTRATION FEE 21K – Php 500 32K – Php 600 42K – Php 700 Inclusive of race bib, singlet,...