Promoter Sampson Lewkowicz of Sampson Boxing proudly announces the signing of Anaheim, California-based middleweight Jonathan "El Diamante" Esquivel. 24-year-old Esquivel (11-0, 10 KOs ...

Jonathan Esquivel took a huge step from Anaheim toward Rio de Janeiro, by way of Reno. And when he won the U.S. Olympic boxing trials Saturday night, he was encouraged to keep pushing to a level ...

Esquivel nearly got it done in the first round with two knockdowns before finishing Steave early in the second round with a third, forcing the referee to stop the fight.

Professional boxer Hassan N'Dam has ended the Olympic hopes of U.S. light heavyweight Jonathan Esquivel with a victory at the final qualifying tournament in Vargas, Venezuela. N'Dam won a narrow ...

Team USA's final competitor in the final Olympic qualifying event, light heavyweight Jonathan Esquivel, took on a difficult challenge on Tuesday, drawing former world champion and 2004 Olympian ...