The U.S. Army is pursuing high-altitude balloons and solar-fixed wing aircraft in earnest to fulfill a variety of missions in the earth's stratosphere.
House lawmakers would curb the secretary's travel funding until the Army produces analysis of alternatives for its future attack reconnaissance aircraft.
One F-16 Fighting Falcon that responded to the unresponsive Cessna made the jump to supersonic speed, though three others were also authorized to do so.
Taiwan's defense ministry said it detected three ships from the Chinese navy, including the Shandong aircraft carrier, passing through the Taiwan Strait.