It seems like mostly fog of war combined with media's incentives to have great stories. Really the Ukrainian military is not going to connect it's PR department

It seems like mostly fog of war combined with media's incentives to have great stories. Really the Ukrainian military is not going to connect it's PR department up to its tactical to get a real soldier to confirm which class of boat was hit. It also serves them quite well that Russia might not understand which threat cost them the Moskva.