Related Clues:

• Gone to the bottom
• Sent to the bottom
• Set, as the sun
• Gone under
• Destroyed destroyers
• Fell prey to quicksand
• Like pocketed pool balls
• Fell gradually
• Gone to Davy Jones' locker
• Bound to fail
• What the Titanic did
• Shipwrecked
• Scuttled
• Sounds as if this tum went down privately
• Took on too much water