Ed Offley discusses how - alerted to the imminent arrival of hostile U-boats along the U.S. East Coast in early January 1942, the U.S. Navy had enough warships at hand to thwart the German offensive — but instead chose to do nothing. Eighty years ago, a bloodbath ensued.

More here: https://www.usni.org/magazines/naval-history-magazine/2022/february/drumbeat-mystery