This is worth noting as one of the Russian vessels that recently arrived in the Cuban capital of Havana for a five-day port-of-call visit ... submarine, the Kazan, falls apart visiting Cuba.' ...

Markus said it appeared the sub's soundproofing panels were "falling off" the front part of the submarine ... Russian surface ...

The US sent the fast attack submarine USS Helena to Guantanamo Bay as Russian naval ships are visiting Cuba. The US Southern ... bay as part of a "routine port visit." However, The Associated ...