Panama City, Panama (Sports Network) - John Riel Casimero was the undisputed winner and defended his IBF Jr. Flyweight belt in a 12-round bout against challenger Luis Rios.
Casimero (18-2, 10 KO's) picked up his fourth straight win by receiving two scores of 119-109 as well as a 118-110 card in what turned out to be uneven affair.
Rios (18-2-1, 13 KO's) had won seven fights in a row prior to Saturday's loss.
03/17 02:42:29 ET
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