Ex-Capitol officer Harry Dunn loses congressional primary in Maryland

First-time candidate, who lost after pro-Israel group spent millions supporting another Democrat, defeated by senator Sarah Elfreth

Former US Capitol police officer Harry Dunn has lost his congressional primary election in Maryland, after a pro-Israel group spent millions of dollars supporting another Democrat in the crowded race.

Dunn, a first-time candidate who gained national attention after publishing a book about his experiences protecting lawmakers during the January 6 insurrection, lost to state senator Sarah Elfreth in Maryland's third congressional district.