By Francisco Salazar
Former world junior flyweight titleholder Pedro Guevara broke Robert Sanchez down, eventually stopping him after the 10th round late Saturday night at the Palenque de la Expo in Ciudad Obregon, Sonora, Mexico.
After losing to WBC 108-pound titleholder Ken Shiro on Oct. 22, Guevara returned to action on May 18, stopping Angel Guevara in round six.














