 The authorities are hoping to get your help in catching whoever's been setting fires across Pierce County this week. Detective William Mews with the Tacoma Police Department says it's vital they quickly find this person or multiple suspects. They don't know where they'll strike next. So if we can, we'd like to impart on the local businesses and the residents of Tacoma that if you have dry, flammable material that is just forgotten about on the outside of your homes and your businesses,