1939 City of San Francisco derailment
... that despite years of investigation and a manhunt, the 1939 City of San Francisco derailment remains unsolved?
... that despite years of investigation and a manhunt, the <b id="mwCKM"><a href="./1939_City_of_San_Francisco_derailment" id="mwCKQ" rel="mw:WikiLink" title="1939 City of San Francisco derailment">1939 <i id="mwCKU">City of San Francisco</i> derailment</a></b> remains unsolved?