John “Jack” Christensen

90 Wednesday, Sept. 9 Viborg John Kendall Christensen was born on March 21, 1930, near Viborg to Harry and Ernie (Hansen) Christensen. After graduating from Viborg High School in 1948, he attended Yankton College, where he received a bachelor’s degree in math.  After serving in the U.S. Army during the Korean War, he was united…