"State of War" between Tbilisi and Moscow

Georgian forces have downed two Russian military jets, Civil Georgia reports.

Also: a Russian warplane has dropped two bombs on the Vaziani military base outside Tbilisi, the Georgian Interior Ministry said.

According to a Sky News report,

Russia has sent 150 tanks and armoured vehicles into [South Ossetia] as what started as a regional conflict between Georgia and separatists threatens to build into all-out war.

Russia claims that South Ossetia's capital Tskhinvali has been "almost completely destroyed", while President Dmitry Medvedev has vowed to punish the Georgians if they hurt the province's people.