Prosecutor Joel Seidemann has been involved in many of the most high-profile cases in Manhattan in recent decades. How will his “ruthless” reputation play out in Mangione’s case?Assistant District Attorney for New York County Joel Seidemann arrives for a court hearing on Sept. 16, 2025. Timothy A. Clary / AFP via Getty Images fileJuly 20, 2026, 5:30 AM EDTBy Laura ItalianoProsecutor Joel Seidemann strode briskly up the length of the courtroom’s center aisle with an accordion file under one arm and a line of eight younger colleagues rushing to keep up.Just a moment.We are getting your experience ready.
Inside the fierce courtroom tactics of the prosecutor trying Luigi Mangione
Prosecutor Joel Seidemann has been involved in many of the most high-profile cases in Manhattan in recent decades. How will his “ruthless” reputation play out in Mangione’s case?
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