Investigators stand next to evidence markers in front of the house of Matthew Stewart, who was shot and injured by Ogden police during a drug raid, in Ogden, Utah, Jan. 5, 2012. One police officer was killed and five were wounded in the shootout that erupted as a narcotics enforcement team executed a search warrant at Stewart's home. George Frey/Reuters/Landov hide caption

itoggle caption George Frey/Reuters/Landov