Puerto Ricans Juan Manuel ?Juanma? Lopez, McJoe Arroyo and Jonathan ?Bomba? Gonz?lez arrived today in Mexico for their respective fights this Saturday at the Arena Ciudad de Mexico, in a show headlined by the world title clash between Cristian Mijares and Victor Terrazas. Juanma will face a new opponent in Mexican Gerardo Espinoza (29-13-1, 27 KOs) in a fight scheduled for 10 rounds with a 128 pound limit. Arroyo (12-0, 7 KOs), the IBF Latino super flyweight champion, will fight against Jairo ?Roca? Hern?ndez (12-2, 3 KOs) in a ten-rounder and Bomba Gonzalez (12-0, 11 KOs) will fight an eight round flyweight fight against Francisco ?Marro? Perez (10-2, 5 KOs).