On This Date in Minnesota History: June 27

June 27, 1977 — “Duluth heiress Elisabeth Congdon [was] smothered to death in her bed and her night nurse is bludgeoned to death on the stairway of Glensheen, the 39-room Congdon family mansion in Duluth. Congdon's son-in-law, Roger Caldwell, [was] later convicted of the crime. Her adopted daughter Marjorie Caldwell [was] later accused of planning the murders, but [was] acquitted.”
http://www.minnpost.com/politics-policy/2008/07/part-2-150-minnesota-moments-wed-just-soon-forget

http://www.nationmaster.com/encyclopedia/Glensheen-Historic-Estate