Harry Dunn joined the United States Capitol Police (USCP) in 2008 and since 2011 has served at the officer rank as a Private First Class (PFC). PFC Dunn is assigned to a USCP First Responder Unit responsible for maintaining perimeter security around the exterior of the US Capitol. PFC Dunn has been on duty for presidential inaugurations, joint sessions of Congress, and State of the Union addresses, as well as hundreds of peaceful protests and demonstrations. He has also served as a Crisis Intervention Officer responsible for assisting individuals who may be experiencing a mental crisis and, as a member of USCP Crisis Negotiation Teams, has trained to respond to hostage or barricade situations. PFC Dunn also participates in USCP programs and activities to promote equity, diversity, and inclusion. PFC Dunn has received the Presidential Citizens Medal, the Congressional Gold Medal, the Capitol Police Service Medal, the Capitol Police Achievement Medal, the Gus Heningburg Award from the African American Chamber of Commerce of New Jersey, and the Concerned Black Men Award. PFC Dunn graduated from James Madison University with a BS degree in health science with a concentration in public health education. He lives in Silver Spring, Maryland.