Don Tibbetts Obituary, Manchester, NH —  The Manchester community is grieving the loss of Don Tibbetts, a beloved former physical education teacher at Manchester Central High School, who passed away this week. Known affectionately as “Mr. T,” he retired in 2007 after years of shaping young lives with compassion, humor, and authenticity. A graduate of Central himself and a proud alumnus of Norwich University, Don returned to his alma mater to teach and mentor future generations. He was remembered by students as energetic, supportive, and always quick with a laugh. Though his booming voice and bold personality could be intimidating…