MINNEAPOLIS - Kirby Johnson and Hallie Jackson announce their engagement. Parents of the couple are Paul and Lois Johnson of Marshall and Todd and Jill Jackson of Plymouth. Johnson is a 2006 graduate of Marshall High School, 2010 graduate of St. John's University and is in his second year of dental school at the University of Minnesota. Jackson is a 2010 graduate from the College of St. Benedict and plans to graduate in May from the U of M with a master's degree in hospital administration. The couple plans a May 19, 2012, wedding in Minneapolis.