A RUSSIAN submarine capable of carrying nuclear weapons suffered a "serious accident" in the Mediterranean, according to reports.
Fuel is now said to be leaking from Putin's 242ft Kilo-class submarine Novorossiysk - creating an "explosive hazard".
The submarine was reportedly spotted surfaced in the Strait of Gibraltar yesterday.
Russian Telegram channel VChK-OGPU reported that fuel is accumulating in the hold and is considered at risk of explosion.
The crew may have no choice but to pump out the hold directly into the sea, the report added.
It read: “Novorossiysk, currently on combat duty in the Mediterranean Sea, is experiencing serious technical problems.
“Due to damage in the fuel system, fuel is leaking directly into the hold.
“There are no spare parts for repairs or qualified