WICHITA, Kan. (AP) — A man suspected in the shooting of a Kansas Department of Revenue employee in Wichita was under investigation by the agency and owed nearly $400,000 in sales taxes related to his construction business, according to police and records.

Ricky Todd Wirths, 51, walked into the taxation side of the Wichita office on Tuesday afternoon and asked to see Cortney Holloway, a tax seizure agent, according to Wichita police officer Charley Davidson. The two men were discussing Wirths' case when Wirths pulled out a gun and shot Holloway, Davidson said at a news conference Wednesday.

Hol...