A formation of the Blue Angels fly over Dallas and Fort Worth, Texas, the United States, on May 6, 2020. Jets from the U.S. Navy's Blue Angels flew over the southern states of Texas and Louisiana as a way to honor the frontline workers fighting the COVID-19 pandemic. The flyover started around noon in northern Texas Dallas-Fort Worth area and continued south over the largest Texas city of Houston and New Orleans in Louisiana. (Photo by Dan Tian/Xinhua)
A formation of the Blue Angels fly over Dallas and Fort Worth, Texas, the United States, on May 6, 2020. Jets from the U.S. Navy's Blue Angels flew over the southern states of Texas and Louisiana as a way to honor the frontline workers fighting the COVID-19 pandemic. The flyover started around noon in northern Texas Dallas-Fort Worth area and continued south over the largest Texas city of Houston and New Orleans in Louisiana. (Photo by Dan Tian/Xinhua)
A formation of the Blue Angels fly over Dallas and Fort Worth, Texas, the United States, on May 6, 2020. Jets from the U.S. Navy's Blue Angels flew over the southern states of Texas and Louisiana as a way to honor the frontline workers fighting the COVID-19 pandemic. The flyover started around noon in northern Texas Dallas-Fort Worth area and continued south over the largest Texas city of Houston and New Orleans in Louisiana. (Photo by Dan Tian/Xinhua)
A formation of the Blue Angels fly over Dallas and Fort Worth, Texas, the United States, on May 6, 2020. Jets from the U.S. Navy's Blue Angels flew over the southern states of Texas and Louisiana as a way to honor the frontline workers fighting the COVID-19 pandemic. The flyover started around noon in northern Texas Dallas-Fort Worth area and continued south over the largest Texas city of Houston and New Orleans in Louisiana. (Photo by Dan Tian/Xinhua)
A formation of the Blue Angels fly over Dallas and Fort Worth, Texas, the United States, on May 6, 2020. Jets from the U.S. Navy's Blue Angels flew over the southern states of Texas and Louisiana as a way to honor the frontline workers fighting the COVID-19 pandemic. The flyover started around noon in northern Texas Dallas-Fort Worth area and continued south over the largest Texas city of Houston and New Orleans in Louisiana. (Photo by Dan Tian/Xinhua)
A formation of the Blue Angels fly over Dallas and Fort Worth, Texas, the United States, on May 6, 2020. Jets from the U.S. Navy's Blue Angels flew over the southern states of Texas and Louisiana as a way to honor the frontline workers fighting the COVID-19 pandemic. The flyover started around noon in northern Texas Dallas-Fort Worth area and continued south over the largest Texas city of Houston and New Orleans in Louisiana. (Photo by Dan Tian/Xinhua)
A formation of the Blue Angels fly over Dallas and Fort Worth, Texas, the United States, on May 6, 2020. Jets from the U.S. Navy's Blue Angels flew over the southern states of Texas and Louisiana as a way to honor the frontline workers fighting the COVID-19 pandemic. The flyover started around noon in northern Texas Dallas-Fort Worth area and continued south over the largest Texas city of Houston and New Orleans in Louisiana. (Photo by Dan Tian/Xinhua)
A formation of the Blue Angels fly over Dallas and Fort Worth, Texas, the United States, on May 6, 2020. Jets from the U.S. Navy's Blue Angels flew over the southern states of Texas and Louisiana as a way to honor the frontline workers fighting the COVID-19 pandemic. The flyover started around noon in northern Texas Dallas-Fort Worth area and continued south over the largest Texas city of Houston and New Orleans in Louisiana. (Photo by Dan Tian/Xinhua)