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US Capitol Police officer Harry Dunn is sworn in before the Select Committee investigating the January 6, 2021, attack on the US Capitol, during their first hearing in the Cannon House Office Building on Capitol Hill in Washington, DC, on July 27, 2021

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Capitol Police Officer on Jan. 6 Capitol Riots: I Never Want To Forget

Courtesy of Hachette Books

“That day, it opened eyes to the fragility of the democracy in this country,” Dunn says.

Harry Dunn testifies before the House Select Committee during the Jan. 6 investigations.Oliver Contreras-Pool/Gett

Capitol Police officer Harry Dunn becomes emotional as he testifies before the House Select Committee investigating the January 6 attack on the U.S. Capitol on July 27, 2021

Oliver Contreras-Pool/Gett

Harry Dunn.Leigh Vogel

Capitol Police Officer on Jan. 6 Capitol Riots: I Never Want To Forget;

Leigh Vogel

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The writer’s mother, Julie Tagen, also experienced the insurrection and has worked with Officer Dunn on Capitol Hill.

source: people.com