The local Interior Ministry said the attack happened as the police officer was traveling in a police car to his home near the city of Khasavyurt, close to the border with Chechnya.
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Interior Ministry spokeswoman Anzhela Martirosova said two other civilians in the officer's car were unhurt in the attack.
(AP)
RFE/RL Caucasus Report
RFE/RL Caucasus Report
SUBSCRIBE For weekly news and in-depth analysis on Armenia, Azerbaijan, Georgia, and Russia's North Caucasus by e-mail, subscribe to "RFE/RL Caucasus Report."
