The U.S. Air Force Air Demonstration Squadron “Thunderbirds” perform during the “Thunder over the Bay” Air Show, Travis Air Force Base, Calif., March 30, 2019. In addition to the Thunderbirds, the two-day event featured performances by the U.S. Army Golden Knights parachute team, flyovers and static displays. The event honored hometown heroes like police officers, firefighters, nurses, teachers and ordinary citizens whose selfless work made their communities safer and enhanced the quality of life. (U.S. Air Force photo by Louis Briscese)