'A useful disguise' for the HouthisBetween December and March, Houthi attacks damaged at least 19 commercial ships, according to a June 13 report published by the Defense Intelligence Agency. US Central Command via AP, FileThe following weeks saw a decrease in the pace of successful Houthi attacks. AdvertisementYemen's Houthi group released a video showing an explosive-laden drone boat target a commercial vessel earlier this month. AdvertisementDouble taps and drone boatsBeyond the recent double-tap strikes, the Houthis' ability to learn from past attacks is visible in their drone boat operations. In this photo released by the French military, the MV Tutor sinks in the Red Sea after it was struck by a Houthi drone boat.

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Persons: —, Archer Macy, Behshad, Houthis, Brian Carter, Ambrey, Carter, they're, des, they'll, Macy, they've, Alex Stark, John Kirby, Kirby, Yemen —, Dwight D, Theodore Roosevelt Carrier, Stark Organizations: Service, Business, US Navy, Defense Intelligence Agency, US military's Central Command, US, Command, AP, Military Times, American Enterprise, Houthi Media, Getty, des Armées, AP Experts, Center for Strategic, Studies ' Missile Defense, RAND Corporation, National Security, Eisenhower, Eisenhower Carrier Strike, Theodore Roosevelt Carrier Strike Group Locations: Gulf of Aden, Iran, Iranian, Yemen, Tehran, Israel, Gulf, Aden, Ukraine, Russian, Red, France, Sanaa