Marshalltown Police Chief Michael Tupper up for Johnston Job March 3, 2016 News Tweet Share LinkedIn Email Marshalltown Police Chief Michael Tupper is up for a job as Johnston Police Chief. Tupper is one of two finalists picked for the position. Leave a ReplyYour email address will not be published.CommentYou may use these HTML tags and attributes: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong> Name * Email * Website Δ