Four people have died and eight wounded in a bomb explosion in Southern Russia.
The blast occurred in a village near the Chechen republic's capital Grozny. It targeted a police patrol, which had arrived to investigate a reported shooting. Authorities say three police officers and one local resident were killed in the explosion. Related links Blast injures four in Russia’s south Day of mourning for Vladikavkaz victims Security stepped up after North Ossetian terror attack