Police are searching for a 7-year-old boy who they say was taken from Jefferson, Iowa, on Tuesday. An Amber Alert was issued for Bryson Lewis Duong just after 3:30 p.m. Tuesday. Duong, who is of Asian descent, has black hair and brown eyes. He is 3'8" and weighs approximately 60 pounds, according to the alert. #Iowa #AmberAlert #MissingChildren