As political factions battled in pre-Civil War Washington D.C., a sensational sex and murder scandal suddenly grabbed the nation's attention. New York Congressman Daniel Sickles, having learned that his wife Teresa was in the midst of a torrid love affair with U.S. Attorney Philip Barton Key II, angrily confronted him in a park with fatal consequences. 
My guest is Chris DeRose, New York Times bestselling author, historian and former law professor. He shares details from his meticulously researched book, "Star Spangled Scandal: Sex, Murder and the Trial That Changed America". 
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