Not really, it could even be the Chinese if you want to get really conspiratorial. However, looking at the behaviour of Russia recently with their non-linear w

Not really, it could even be the Chinese if you want to get really conspiratorial. However, looking at the behaviour of Russia recently with their non-linear war, $300m spent on information warfare, invasion of Ukraine, support of dictatorship abroad etc. who is the more likely to have bombed this infrastructure is highly debatable at least.