A fire having put the Baku-Tbilisi-Ceyhan (Turkey) pipeline out of service, the stopping of the railway means that the only Azerbaijani oil exports are ensured by a pipeline connecting the deposits of the Caspian Sea to the Russian port of Novorossiysk , on the Black Sea.
The Russians do not support this pipeline which transports oil to the EU without going through / or under the control of Russia.
They want to control all that is "oil + gas" in this region which was under Russian domination (ex-USSR) 20 years ago.
Georgia in NATO and / or the EU and ally of the USA, it is unbearable for Putin, him the former of the KGB.