Killeen’s Mayor Will Honor World War II Hero Bob Gray on FridayKilleen’s Mayor Will Honor World War II Hero Bob Gray on FridayCaptain Robert “Bob” Gray was a Killeen native who flew in the Doolittle Raid over Tokyo in April of 1942, about five months after the U.S. entered WW II.Aaron Zytle (AZ)Aaron Zytle (AZ)