Seven Russian soldiers and a pro-Moscow policeman have been killed in a bloody 24 hours of rebel attacks in Chechnya, an official in Chechnya's pro-Russian administration said.
Four soldiers were killed and five others wounded in a string of ambush attacks on federal forces, said the source on Friday, asking not to be named.
In another incident, one soldier was killed when a military vehicle came under fire near the village of Benoi-Vedeno in the south-eastern Nozhai-Yurt region.
A further two servicemen from a unit stationed near Nozhai-Yurt were killed on Thursday by a grenade that exploded in their hands.
In the southern Vedeno region a police unit got ambushed early on Friday, with one policeman killed and another wounded.
Tens of thousands of civilians and some 10,000 soldiers have been killed in over a decade of guerrilla warfare between Russian forces and Chechen separatist rebels.