David Maland, 44, was a military veteran who worked security duty at the Pentagon during the Sept. 11 attacks, his family said.

The agent was identified as David “Chris” Maland, 44. Maland was a Blue Earth native and a graduate of Fairmont High School.

David C. Maland was conducting the traffic stop​ on Interstate 91, about 20 miles from the Canadian border when "an exchange of gunfire occurred," FBI said.