Two schools familiar with deep postseason runs will represent northern Maine in Saturday’s Class A tennis state championship matches. The top-ranked Camden Hills of Rockport boys won their third straight North regional title while the defending state champion and No. 1-seeded Brunswick girls also earned another trip to states with decisive victories Tuesday at the Wallach Tennis Center on the campus of Bates College in Lewiston. Both champions defeated their opponents in the regional final for the third time this spring as Camden Hills topped No.