MOSCOW (Reuters) - A gunman and a police officer were killed on Sunday during an attack on a road checkpoint in Russia s volatile Caucasus region of Ingushetia, TASS news agency reported, citing security services and a medical source.  One bandit was neutralised, another was blocked in a building during a shootout at a police road checkpoint near the village of Yandare,  TASS reported citing a statement from the National Anti-Terrorist Committee (NAK). Three injured road police officers were rushed to hospital, TASS said, citing a medical source. Throughout the 18 years since Vladimir Putin rose to power and crushed a Chechen separatist revolt, Russia has battled an insurgency seeking to carve an Islamic state out of the provinces of Chechnya, Ingushetia and Dagestan. 
Gunman, police officer killed in Russian road checkpoint attack: TASS