Heather Wilson, secretary of the U.S. Air Force, speaks during a memorial service at the Joint Base San Antonio-Randolph, Texas, the United States, April 18, 2019. About 1,000 people gathered on Thursday for a memorial service to celebrate the life of retired U.S. Air Force Lt. Col. Richard "Dick" E. Cole at an Air Force base in southern Texas, the United States. Cole, who was the final surviving member of the famed Doolittle Tokyo Raiders of World War II, passed away in San Antonio, about 310 km west of downtown Houston, on April 9 at the age of 103. U.S. Air Force held a memorial service at the Joint Base San Antonio-Randolph on Thursday, April 18, the 77th anniversary of the Doolittle Raid led by then Lt. Col. Jimmy Doolittle, with whom Cole copiloted. (Xinhua/Liu Jie)
