The two countries appear to be trying to raise political pressure on each other and send signals to Washington in case peace talks move forward.

Russia has shifted its drone and missile campaign from Ukraine’s power grid to its natural gas infrastructure, forcing Kyiv to scramble for costly imports from Azerbaijan, the United States, and Europe.

In a significant escalation of attacks despite US peace efforts, Russia targeted a crucial gas compressor station in eastern Ukraine, impacting gas storage for the upcoming winter heating season, according to a Reuters report.