Three police officers were killed and eight were injured in an exchange of fire with armed fighters in Ingushetia, a republic in the Russian Caucasus, Russian news agencies reported today.

The exchange of fire took place yesterday, Wednesday evening, during an “anti-terrorist operation” in the Malgobek region, when a “group of gangs”, who had taken refuge in a country house in Zyazikov-Yurt, opened fire on the police, according to the Ria news agency. Novosti and Interfax, citing police sources.

“Three police officers were killed, eight others were injured and are currently in hospital,” said the source, quoted by the Interfax news agency.

The operation was launched after gunmen attacked a traffic section on the border between Ingushetia and North Ossetia in late March, injuring two police officers, according to the Ria Novosti news agency.

A Russian republic in the Caucasus, Ingushetia borders Chechnya, which in the 1990s and early 2000s was the scene of two wars between Moscow and separatists who gradually converted to Islam.

Although they have become very rare, attacks targeting the authorities still occur.