WBA interim light flyweight king Alberto Rossel retained his via 12 round unanimous decision over Colombian challenger Karluis Diaz at the Miguel Grau Gym in El Callao, Peru on Saturday.
The judges scored the bout 117.5-111.5, 117.5-113.5 and 117-111.5, all for the Peruvian based champion.
Peruvian middleweight prospect David Zegarra remained unbeaten at 20-0-with a unanimous 11 round win over Colombian Emilio Julio to retain his South American title.
In a featherweight bout Carlos Zambrano, 16-0-(9), won a unanimous eight round decision over Colombian Alvaro Marimón,
August 18, 2012