Russia says cargo ship blast was 'terrorist attack' 

In this handout image by the Portuguese Navy on Dec. 22, 2024, the Russian cargo ship Ursa Major is pictured during a monitoring operation conducted by the Portuguese Navy along the Continental Exclusive Economic Zone off the coast of Portugal.

A "terrorist act" sank the cargo ship that went down in international waters in the Mediterranean this week, the Russian state-owned company that owns the vessel said Wednesday.