At least 6 people were injured in an explosion at a weapons storage facility of a military unit near capital Baku on Sunday, according to the Defense Ministry.
The incident took place at 9 a.m. local time (0500 GMT) in Khizi province, 70 kilometers (43 miles) north of Baku.
Four villages, including Gilyazi and Sitalchai were evacuated after the blast while roads leading to the area were closed as part of security measures.
The ministry launched an investigation into the incident.
