Mark Christensen has resigned as boys basketball coach at Howards Grove High School. Christensen posted a record of 50-24 in his three seasons with the Tigers, taking Howards Grove to the sectional final after the 2012 season. His teams finished now worse than fourth in the Central Lakeshore Conference all three years. He cited family reasons for the departure. A veteran of more than 30 years of coaching high school ball, Christensen won 474 career games at stops that included Cedarburg, Oshkosh North and Manitowoc Lincoln.