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- Houthi fighters have deployed underwater drones in the Red Sea, the Defense Department said.
- Underwater drones are an "extremely lethal" threat to the US Navy, an admiral told the AP.
- The US launched five "self-defense" strikes on Houthi positions on Saturday, the DoD said.
The US Defense Department said American forces in the Red Sea for the first time spotted and struck an underwater drone deployed by Houthi fighters on Saturday.