TEHRAN, August 15 (MNA) – An explosion occurred at a Krusik defense facility in the Serbian city of Valjevo on Monday.The facility is 100 kilometers (62 miles) south-west of Belgrade and is one of the largest defense enterprises in the country.

According to Radio Television of Serbia, a 40-year-old worker suffered serious injuries when a K34 cartridge exploded in her hands.

She was hospitalized.

Another worker, who stood next to her during the explosion, was slightly injured.

An investigation of the incident is underway.

ZZ/PR