Henry Arnold and James Doolittle at Bolling Field, Washington DC, United States, 27 Jun 1942Henry Arnold awarding Doolittle Raiders at Bolling Field, Washington DC, United States, 27 Jun 1942; note B-18 Bolo aircraft in backgroundHenry Arnold awarding Doolittle Raider Captain Travis Hover at Bolling Field, Washington DC, United States, 27 Jun 1942Doolittle Raider Major John Hilger minutes after receiving his Distinguished Flying Cross, the fifth highest US combat decoration at the time, Bolling Field, Washington DC, United States, 27 Jun 1942