Yemen's Iran-backed Houthi rebels claimed they shot down a U.S.-made drone on Friday along the border with Saudi Arabia, according to a statement by the group's spokesman.
The 24th MEU was heavily involved in Yemen during the early outset of the country's civil war helping move special operations forces, U.S. personnel and Yemen's president.
The attack on the Saudi city of Najran came after Iran announced it has quadrupled its uranium-enrichment production capacity, though still at a level far lower than needed for atomic weapons.
This week promises a flurry of Senate activity that could curtail U.S. arms sales to Riyadh, add new sanctions or rebuke of Saudi Crown Prince Mohammed Bin Salman for his alleged role in Jamal Khashogghi’s death.