Russian investigators say two police officers were killed today by a suicide bomber in a restive North Caucasus province near Chechnya.

Heavily-armed militants launched near-simultaneous overnight attacks against police headquarters, border guard stations and other government offices in Ingushetia, a Russian region bordering warring Chechnya, killing 46 people including three high-ranking regional officials.

Attackers armed with grenade- and rocket-launchers seized the Interior Ministry headquarters in Ingushetia, a Russian region bordering warring Chechnya, a ministry official said today.