Rusian Subway Bomb Concept

Within two days, Russia rocked by terror bombs return. After the suicide bombings at two subway stations in the capital Moscow last Monday, today's explosion occurred in the town of Kizlyar, Dagestan province - a special autonomous region neighboring Chechnya.
According to local officials, the raid on Kizlyar carried out by two suicide bombers. One of them wearing police uniforms.
The incident killed at least nine people and injuring 18 others. A spokesman for Interior Ministry of Russia, Vyacheslav Gasanov, reveals that the perpetrators detonated a bomb inside a car when asked to pull over by traffic police.
When police officers and citizens gathered at the scene of the first explosion, a second bomber wearing a police uniform approached and detonated explosives. This second explosion killed the head of the local police were involved.
Not yet known who was responsible for attacks in Kizlyar. While in Moscow, rebel groups from the North Caucasus, including Dagestan and Chechnya, was suspected to be a brain attack that carried the two women earlier this week.
Meanwhile, Prime Minister Vladimir Putin yesterday optimistic that the brain bombings in Moscow will be found. The incident was the first terror attack in Moscow in the last six years.