With loyalty, stealth, and unmatched instincts, this canine hero played a role in military operations that few know about. This untold story reveals how a brave dog became a wartime secret agent.

My dream was to be a United States Secret Service agent,” he said. “I applied to the Houston field office. My family has served in many parts of the government from military to law enforcement.

"We're here today at the special agent graduating ceremony, the class of 445, with DJ, who is a Secret Service agent," Noem said in the social media video. "And also Director Curran." "Yes ...

They gleaned military secrets while entertaining Union ... found that their work as domestic servants made them effective secret agents, former slave Harriet Tubman relied on her experience ...