College cheating ringleader says he helped more than 750 families with admissions scheme

The ringleader behind a $25 million college admission scam that implicated dozens of people, including Hollywood actresses Lori Loughlin and Felicity Huffman, said he has worked with more than 750 families.

William Rick Singer, who pleaded guilty Tuesday in a Boston federal court to racketeering, money laundering, conspiracy and obstruction of justice charges, said in a phone conversation recorded by the FBI that he helps "the wealthiest families in the U.S. get their kids into school."

Singer said he facilitated 761 "side doors" to admission.

"They want guarantees, they want...