(CBS NEWS) — In his first interview about the criminal fraud that made him thousands of dollars, Sam Eshaghoff says he was saving the lives of the students who paid him to take the SAT and ACT college admissions exams. He says the high marks he scored for them helped weaker students get into choice colleges, altering the course of their careers and their lives. Eshaghoff speaks to Alison Stewart for a story to be broadcast on "60 Minutes" Sunday, Jan. 1 at 7 p.m. ET/PT.

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