UPDATE: New images cropped up showing what seems to be the early stages of the fire on Saratov. The other potential cause floating around is a possible munitions catching on fire while being unloaded.

Credits to @Capt_Navy to make me have a second look on the initial reports. pic.twitter.com/O5gU3niHcA

— Granger (@GrangerE04117) March 24, 2022