Dateline: Secrets Uncovered S13 E11 A Monster at Large

In Stephenville, TX, in 1987, Susan Woods doesn't show up for work for 2 days; she is discovered by her father dead at home in her bathtub. As police search for answers, they find a trail of victims - men associated with Susan, including her estranged husband living in Indianapolis. But the case wasn't solved for almost 2 decades.