Seniesa 'SuperBad" Estrada (15-0, 5 KOs) of East Los Angeles, Calif. scored a fourth-round technical knockout victory against Debora Rengifo (10-6-1, 5 KOs) of Rio Chico, Venezuela to capture the vacant WBC Silver Light Flyweight Title in the scheduled 10-round main event of "Mexicali Al Grito De Guerra" at Plaza De Toros Calafia in Mexicali, Mexico and televised on TV Azteca.

"I'm so honored to have fought here," said Seniesa Estrada. "It was a great atmosphere here with the Mexican fan base. I want to be the best in the world. I want to fight the best and get all the belts. I feel great. I had a cold all week. I was kind of nervous about how my body would feel going in. I stuck to the game plan. I wanted it to end early and it did."

"I was hurt in the first round, but I continued," said Debora Rengifo."I didn't expect this result. I prepared to win but these are things that happen in boxing. She [Estrada] had a very complicated style."

Over at the Anhalt Arena in Dessau, Germany - top rated heavyweight contender Tom Schwarz (23-0, 15 KOs) broke down and stopped Christian Lewandowski (12-3, 10 KOs) in the sixth round, after the beaten boxer's corner had thrown in the towel.

Schwarz has become a thorn for the Lewandowski family, as he also holds a victory over younger brother Dennis.

EBU super middleweight champion Robin Krasniqi (49-5, 17 KOs) continues to run strong at a late stage in his career, by winning a twelve round unanimous decision over previously undefeated Ronny Landaeta (16-1, 10 KOs).The scores were 116-111, 120-107 and 116-110.