Via Stratfor:

Updates will be made as more information becomes available. All times are local Georgian time.

Aug. 7, 10:30 p.m.: South Ossetia breaks a cease-fire agreement with Georgia, according to the secretary of the Georgian National Security Council, Kakha Lomaia. Lomaia said the “separatists opened fire at the two Georgian villages of Prisi and Tamarasheni.”
Approximately 11:55 p.m.: An aide to the commander of Russia’s peacekeeping forces tells Interfax in an interview that South Ossetia’s capital city, Tskhinvali, is being shelled from GRAD-type multiple rocket launchers.
Aug. 8, midnight: A defense ministry official from Georgia says that Georgia has decided to “restore constitutional order to the entire region” of South Ossetia.
1:47 a.m.: Interfax reports that “hundreds” of volunteers from Russia and Abkhazia are heading to South Ossetia to join the separatists fighting Tbilisi.
1:53 a.m.: Reports are received that Georgian troops and tanks are outside Tskhinvali.
1:59 a.m.: Leaders of Georgia’s other separatist region, Abkhazia, convene the region’s military council.
2:03 a.m.: The United States urges Russia to press South Ossetia to “stop fire.”
2:06 a.m.: Reports are received that Russian forces are moving through the Roki Tunnel to South Ossetia.
2:38 a.m.: South Ossetian President Eduard Kokoity gives a radio address.
2:41 a.m.: Reports are received that Georgian forces engaged the South Ossetian villages of Didmukha and Muguti.
2:44 a.m.: Reports are received of shelling outside Prisi and Tamarasheni.
2:45 a.m.: Reports are received of Georgian troops occupying the villages of Didmukha, Muguti and Dmenisi.
2:50 a.m.: Reports are received that Georgia is shelling the village of Ubiat.
3:08 a.m.: RIA Novosti confirms that Russian troops are moving through the Roki Tunnel.
3:10 a.m.: The Georgian joint peacekeeping forces commander releases a statement that Russian-brokered talks between Georgian and South Ossetian officials will go forward Aug. 8.
3:12 a.m.: Reports are received that Georgian forces are shelling the northern part of Tskhinvali and Zarskuyu Road.
3:15 a.m.: Reports are received that government buildings are on fire in Tskhinvali.
3:16 a.m.: The Georgian government extends a state of emergency and confirms its readiness to peacefully resolve the conflict.
3:23 a.m.: The people of South Ossetia request help from Russia and the international community.
3:29 a.m.: A Georgian government official says Georgian forces have surround Tskhinvali and are advancing toward the city.
3:37 a.m.: Abkhaz President Sergei Bagapsh tells North Ossetian President Taimuraz Mamsurov that Abkhazia will send 1,000 volunteers to South Ossetia.
3:43 a.m.: South Ossetian Government Chairman Yuri Morozov says Georgian forces have destroyed the village of Hetagurovo and caused major damage in the village of Dmenisi.
3:44 a.m.: A tank attack in the southern outskirts of Tskhinvali is reported.
3:46 a.m.: Reports are received that Tskhinvali is in “complete darkness.”
4:06 a.m.: South Ossetian President Eduard Kokoity says, “We are going to defeat and disgrace Georgia on our own and will not seek the assistance of Russia.”
4:08 a.m.: Russia requests a special meeting of the U.N. Security Council.
4:13 a.m.: RIA Novosti reports that North Ossetian President Taimuraz Mamsurov has left for South Ossetia.
4:28 a.m.: Georgian public television reports that Georgian armed forces are in control of six villages in the Tskhinvali region: Muguti, Dmenisi, Didmukha, Okona, Akut and Kohati. It is also reported that Georgian forces entered the village of Hetagurovo.
4:33 a.m.: The South Ossetian parliament and civic organizations call on Russia for help to avoid genocide. Members of the U.N. Security Council agree to hold a rare late-night session at Russia’s request.
5:08 a.m.: Reports are received that Georgian aircraft are being deployed and tanks are attacking in Tskhinvali.
5:16 a.m.: A representative from Russia’s Ministry of Foreign Affairs says, “It is not too late for Georgia to pull back.”
5:20 a.m.: RIA Novosti reports that the only hospital in Tskhinvali is unable to treat the wounded due to shooting and intense fighting, according to representatives from South Ossetia’s state committee on information.
6:51 a.m.: Interfax reports that armored vehicles, artillery and infantry units from the Abkhazian army have started moving from Abkhazia’s Ochamchir region to the Georgian border.
6:53 a.m.: A South Ossetian government official says Georgian forces have failed to fully enter Tskhinvali.
7:10 a.m.: Georgian media reports that Tbilisi has announced the mobilization of reservists.
7:25 a.m.: Citing a Russian commander, Interfax reports that five Georgian combat aircraft attacked the South Ossetian village of Tkverneti.
7:36 a.m.: RIA Novosti reports that firing in Tskhinvali has ceased for the past hour.
8:07 a.m.: RIA Novosti reports that Georgian troops control eight villages on the approach to Tskhinvali, and that explosions have been heard outside the South Ossetian capital.