Makhachkala, March 30, 2016. An interior affairs ministry officer was killed and two others injured when two police cars were struck by an explosion near Makhachkala, the capital city of the Russian Republic of Dagestan on Tuesday. A police truck, which carried 15 people, had been at the epicenter of the explosion, with the bomb placed at the side of the road, according to the source. The incident happened near Makhachkala on the road to the airport, as emergency services are now working at the scene.