Investigator Arsen Gadzhibekov, born in 1966, was shot dead near his house in the city of Kaspiisk, the spokesman said.
"Unknown suspects opened fire from their car on the officer from the republic's Investigation Committee as he was leaving his car. The man died from sustained gun wounds," the spokesman said.
He added that a group of police investigators are currently working at the scene of the crime.
Dagestan sees frequent militant attacks on police officers and officials. The restive republic saw around 50 percent of all terrorist attacks in Russia in 2010. (*)
Editor: Kunto Wibisono
Copyright © ANTARA 2011
