MANILA, Philippines--It's going to be a battle of heavy-handed and well-traveled southpaws when Manny Pacquiao Presents: Blow-By-Blow takes the spotlight Friday at Oval Plaza of General Santos City. In the main event of the slugfest, seasoned internationalists Rimar Metuda and Alvin Lagumbay battle for the Games and Amusements Board-Philippine super lightweight crown. Metuda has fought in China, Japan and Russia, while Lagumbay has campaigned also in Japan, United Arab Emirates, Russia and Bermuda. The event takes place two days before the birthday of boxing legend Manny Pacquiao, who turns 45 on Sunday. "Once again, Blow By Blow allows the Filipino fighters to showcase t...Keep on reading: Blow-by-Blow: Southpaws clash for PH super lightweight belt in GenSan