Fifteen years after an American University professor was found beaten and strangled inside her Bethesda, Maryland, home, a jury convicted her former lover of second-degree murder.

Jorge Landeros, 55, was a con man who took advantage of Sue Ann Marcum in a yearslong relationship that was part financial and part romantic, prosecutors say.

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After killing her, police say, Landeros fled to Mexico, where he stayed until his arrest in 2023.

“Person after person after person has told me that taking her class changed the course of their careers and turned them into accountants,” her brother, Alan Marcum, said at the courthouse in Rockville, Maryland, Friday.

But it was a man who taught Marcum, prosecutors say, who took her life

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