At least 31 directed-energy initiatives are underway across the U.S. Department of Defense. Some are more mature than others.
The Navy destroyed dozens of Houthi drones and missiles in February during a relentless month of engagements with the militant group.
Smaller command posts already are being tested at the National Training Center and overseas.
The Pentagon acknowledged an American MQ-9 Reaper drone went down recently in the Red Sea amid an ongoing battle with Houthi militants in the region.
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