regarding the possibility the attempted missile strike in Crim | Brian Berletic's New Atlas Channel

regarding the possibility the attempted missile strike in Crimea intercepted by Russian air defense was a Grom-2 missile (Ukraine's version of the Iskander) there is a possibility Ukraine sent its specialists and whatever equipment they still had to Poland.

Reuters even admitted that similar agreements regarding ammunition production have already been signed and are in the works: https://www.reuters.com/business/aerospace-defense/ukraine-poland-produce-soviet-era-tank-shells-together-2023-04-06/

Of course, production will be limited in the near/intermediate future, but that's likely where these weapons will be coming from.