US Destroyer Shot Down Missiles, Drones From Yemen, Pentagon Says

U.S. forces intercepted missiles and drones launched by Houthi forces in Yemen, demonstrating the integrated air and missile defense system in the Middle East. No casualties were reported, and the targets remain uncertain. The defensive response was standard for regional threats, with measures in place to protect troops. An increase in drone activity in Iraq and Syria was noted.

What potential targets were the missiles and drones heading towards?

What does the recent uptick in drone activity indicate?