He once managed dxBB - FM of RGMA Super Radyo and had been a commentator for dyWB Bombo Radyo .
Christopher Guarin was a veteran radio journalist in the General Santos media market .
Christopher Guarin once managed dxBB - FM of RGMA Super Radyo and had been a commentator for dyWB Bombo Radyo .
Christopher Guarin was a veteran radio journalist in the General Santos media market .