MOSCOW, June 2. /TASS/. One ceasefire violation was reported in Nagorno-Karabakh by Russian peacekeepers, the Russian defense ministry said in a regular bulletin on the activities of the peacekeeping contingent in the Nagorno-Karabakh conflict zone on Friday.

"A ceasefire violation was reported in the Shusha district. No casualties were reported," it said, adding that a probe is underway.