One criminal suspect was killed and three were wounded, the office said.
State authorities said soldiers and state police were searching for the gunmen. San Miguel Totolapan is a fiefdom of Los Tequileros, one of the bloodiest criminal gangs in Guerrero.
Violence has spiked in Guerrero over the past decade as a growing number of criminal gangs vie for control of crops of opium poppies and for drug-trafficking routes.
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