Authorities in St. Paul are continuing their search for the brother of a Hugo business owner. David Wandtke, who is the brother of Katie Riopel, has been missing since Tuesday, Feb. 14. A missing person reported was filed with St. Paul Police on Feb. 15. According to published reports, Wandtke, 52, left home to go the grocery store that day and never returned. He was driving a maroon 2002 Limited Edition PT Cruiser when he was last seen. His sister is the owner of Katie’s K9 Professional Dog Obedience School. She is assisting in the search for her brother by offering a Facebook page to help collect information. For a link to the Facebook page, visit http://ktk9.com/ Anyone with information is also requested to call the St. Paul Police Department at 651-266-5612.