20 dead in Mexico prison riot

MATAMOROS, Mexico, Oct. 16 (UPI) -- Inmates rioted at a prison in Matamoros, Mexico, Saturday, and before order was restored at least 20 prisoners were dead, authorities said.

Another dozen inmates were injured in the melee, which started with a fight between two prisoners, the Los Angeles Times reported.

Federal and state police were called into suppress the riot at the prison, which holds members of drug gangs, the newspaper said.