MAKHACHKALA, Republic of Dagestan, December 8 (Itar-Tass) — Unidentified people in Dagestan set off an explosive device planted under the Baku-Grozny main oil pipeline on Wednesday night.

An officer at the republican Interior Ministry told Itar-Tass on Thursday, "The blast made a dent with a diameter of 10-12 centimeters in the pipeline. There was no oilspill".

The incident occurred in an area called Dagir-Kala, Karabudakhken District, three kilometers from Manas Village. Criminal proceedings have been instituted in connection with the incident. An investigation is under way.