By Damian Ferrer

Orlandito Del Valle (19-2, 14 KOs) registered a big win Saturday evening, knocking out Mexico's Roberto Castañeda (21-9-1, 15 KOs) in the main event of 'Boxeo Al Maximo' in Caguas, Puerto Rico.

Del Valle delivered a big win on the heels of recently signing with Roc Nation Sports, through his affiliation with promoter Miguel Cotto. 

Angel Acosta (10-0, 10 KOs) maintained his perfect knockout-to-win ratio, after stopping Mexico's Armando Vazquez (20-15-2, 5 KOs) in seven rounds. The fight was for the vacant WBC FECARBOX 108 pounds. Acosta is another former member of the national team of Puerto Rico.

Alberto Machado (10-0, 8 KOs) scored a 1st round knockout over Colombia's Jean Javier
Sotelo (24-15-3, 16 KOs). Machado is a former member of the Puerto Rico national team.

Rashidi Ellis (14-0, 11 KOs) stopped Colombia's Victor Gonzalez (12-11, 11 KOs) in five rounds to win in their regional welterweight title fight. Ellis departs early next week to California to serve as a sparring partner for Manny Pacquiao in the Filipino's training for his epic May 2 clash with Floyd Mayweather.

Antonio Ortiz (7-1, 3 KOs) defeated William Lorenzo (3-18-1, 1 KO) by unanimous decision in their welterweight bout. Ortiz is the brother of Puerto Rican prospect Jantony Ortiz (3-0, 2 KOs), former member of the national team of Puerto Rico and current member of Miguel Cotto Promotions.

In other bouts:

Emmanuel Morales (3-0, 1 KO) made the pro debut of José Carmona (0-1) a night to forget after stopping the newcomer inside of two rounds. 

Carlos Narvaez (9-0, 6 KOs) defeated Angel Lopez (2-14, 2 KOs) in a fight contested at 120 pounds.

Yomar Alamo (6-0, 5KOs) won a four-round decision over Bryan Montalvo (0-8) in their junior welterweight bout.

Unbeaten junior featherweight Bryan Chevalier (4-0, 4 KOs) scored a third round knockout over Joseph Santos (0-9).

Luis Arias (10-0, 4 KOs) won by disqualification over Zechariah Kelly (3-9, 3 KOs).