Gamboa knock out Solis in 4th round of boxing. Gamboa is still undefeated with records of 20-0 while solis was knock down in his first of boxing career. Solis was former WBA Felterweight champion with his record of 40th wins 3 loss w/ 29 k.o's. In this fight Solis has good 1st round till 2nd round but Gamboa give a solid punch in 3rd round that feel to solis body.
