The Arizona Department of Corrections says it is investigating a massive fight between prison inmates at the Florence prison that left seven people with injuries.
The department says approximately 150 inmates were involved in the fight Friday at the minimum-security Florence West Prison Complex.
According to the department, one staff member and six inmates were transported to hospitals for treatment of injuries not considered life-threatening.
Florence West is one of four state prison complexes in Florence located about 50 miles southeast of Phoenix.