The group was involved in explosion of a sound bomb in the provincial city of Zibashahr on August 5. The incident injured a number of police officers, IRNA reported.
The terrorists planted the bomb in a street in Zibashahr and then called the police to report the bombing. They later detonated the bomb when the law enforcement officers arrived at the site of the bombing. Four police officers were wounded in the blast.
According to Fariborz Rashedi, head of medical emergency center of Zahedan University of Medical Sciences, two of the wounded received outpatient medical services and were discharged from hospital immediately and two others were released after receiving necessary check-up.
A police patrol car was also damaged in the incident.