A murder investigation is under way in the North Valley after a deadly machete attack.
61-year-old Joseph McDonald was assaulted in the city of Atwater and later died at the hospital.
A witness led police to 31-year-old Antonio Cruz Guzman, who resisted and was finally taken into custody after they used a taser to subdue him.
Guzman was booked into the Merced County Jail.
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