Japanese torpedo sends US ship to the ocean floor during Valiant Shield exercise
A retired U.S. Navy vessel was sunk by a Japanese torpedo during the Valiant Shield 2026 exercise near Guam.
What happened
A joint-force sinking exercise took place as part of the Valiant Shield 2026 drills. During the operation, a Japanese torpedo successfully struck and sank a retired U.S. amphibious ship. Coverage confirms the vessel was no longer in active service and had previously been stationed in San Diego.
Reporting from Defense News, the U.S. Department of War, and the San Diego Union-Tribune emphasizes the demonstration of combined force capabilities and real-world proficiency. Additional imagery and updates have been provided by DVIDS and pacom.mil regarding Kadena Air Base involvement and overall exercise coordination.
Observers are looking to subsequent operational reports from Valiant Shield to detail the performance of the integrated joint force. Coverage does not yet specify future exercise schedules or the specific tactical analysis following the weapon test.
Synthesized by headlinez.news from the headlines below under a strict no-invention contract. ✓ fact-checked: all claims supported by sources Updated 42d ago.
Sources (11)
- Kadena Air Base participates in VALIANT SHIELD 2026 [Image 1 of 10] DVIDS · 44d ago
- B-2 bomber, drones, missile strikes showcased at US-led Valiant Shield Interesting Engineering · 44d ago
- Kadena Air Base participates in VALIANT SHIELD 2026 [Image 4 of 10] DVIDS · 44d ago
- 062526-A-UR014-2002 pacom.mil · 44d ago
- U.S. and Japan’s Top Air Superiority Fighters Train For Joint Operations Against China: Air Units Face Fast Worsening Power Balance Military Watch Magazine · 45d ago
- A Japanese torpedo sank a U.S. amphibious ship UA.NEWS · 45d ago
- Multinational Valiant Shield builds ‘real-world proficiency’ for combined forces Indo-Pacific Defense FORUM · 45d ago
- Sinking Exercise Demonstrates Capabilities of Joint Force U.S. Department of War (.gov) · 45d ago
- Retired warship that long called San Diego home is sunk during live-fire exercise near Guam San Diego Union-Tribune · 45d ago
- News - Multilateral, Joint Forces execute sinking exercise during Valiant Shield 2026 DVIDS · 45d ago
- Japanese torpedo sends US ship to the ocean floor during Valiant Shield exercise Defense News · 45d ago
Questions people are asking
What ship was sunk during the exercise?
The vessel was a retired warship that previously called San Diego home.
Where did the exercise take place?
The sinking exercise occurred near Guam as part of the Valiant Shield 2026 operations.
Was the sinking intentional?
Yes, the incident was part of a planned sinking exercise designed to demonstrate the capabilities of joint forces.
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