[T-A]

All I can see there before "Este contenido es exclusivo para suscriptores" is conjecture that (translating and emphasizing) "a torpedo may have pierced the hull of the vessel". Is there any evidence?

[shtzvhdx]

The hull is bent inward in a manner characteristic of a torpedo.

[T-A]

Or of hitting a rock. What's the seabed around the ship like?

A famous example which gave rise to similar hypotheses:

https://news.err.ee/1142424/foreign-ministry-adviser-ms-esto...