An Internet watchdog group claims an eastern Iowa priest sent sexually explicit messages to someone he thought was a boy.The Archdiocese of Dubuque confirms Father Michael Fitzgerald of Marion is undergoing counseling for inappropriate activity on the Internet. No criminal charges have been filed. A man volunteering for “Better A Millstone” posed as a 13-year-old boy in several chat rooms and was sent explicit messages which were allegedly traced back to Fitzgerald.