On a quiet November day in 1951, Betty Klein’s three sons went out to play and never came home. Though the case was closed as a presumed drowning, their bodies were never found—and Minnesota’s oldest cold case remains a haunting mystery.----- Editor: Britt Aamodt  Producer: Amira Warren-Yearby Editorial support: Emily Krumberger  Mixing &amp; mastering: Chris Harwood

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 &lt;p&gt;On a quiet November day in 1951, Betty Klein’s three sons went out to play and never came home. Though the case was closed as a presumed drowning, their bodies were never found—and Minnesota’s oldest cold case remains a haunting mystery.&lt;/p&gt;&lt;p&gt;-----&lt;br&gt;Editor: Britt Aamodt &lt;br&gt;Producer: Amira Warren-Yearby&lt;br&gt;Editorial support: Emily Krumberger &lt;br&gt;Mixing &amp;amp; mastering: Chris Harwood&lt;/p&gt;
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MN90: Minnesota History in 90 Seconds

Minnesota’s Oldest Cold Case

Minnesota’s Oldest Cold Case

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