Sonic Boom Rattles Coastline: U.S. Navy Jet Exceeds Sound Barrier in Emergency Drill
[Location: San Diego, California, USA] - A deafening sonic boom reverberated across the Pacific coastline at 10:45 AM local time, triggering a surge of emergency calls from startled residents from La Jolla to Oceanside. Preliminary investigations by the Federal Aviation Administration (FAA) confirmed the event was caused by a U.S. Navy F/A-18E Super Hornet, which exceeded the sound barrier at an altitude of 35,000 feet during a routine but urgent flight operation. The Navy has stated the aircraft was responding to an unspecified airborne emergency over international waters, necessitating the supersonic profile. No structural damage was reported on the ground, though the phenomenon shattered windows in at least three commercial buildings near the San Diego International Airport. The Navy has issued a formal statement attributing the sonic boom to a necessary safety protocol to resolve a mechanical issue with the aircraft, which has since landed safely at Naval Air Station North Island. Witnesses reported a thunderous crack followed by a prolonged rumble, consistent with a breaking sound barrier event. This incident marks the third sonic boom event over a major U.S. metropolitan area in the past year, reigniting public discourse on military flight operations and civilian disruptions. The National Transportation Safety Board has opened a routine inquiry to review the flight's mission parameters and the communication logs between the pilot and air traffic control.