In June, The Times located Justin Berry, then 18.

Among them was Justin Berry.

Over the next two days, I interviewed the person I now knew was Justin Berry.

Today, Justin Berry is a different young man from the sickly and troubled person who showed up in Los Angeles.

The hearing followed testimony on Tuesday by Justin Berry, a teenager who was molested by online predators.

"Justin Berry stepped forward at a time the government did not know he existed," Mr. Eichenwald said.

Paolo also made a return appearance on Law & Order: Special Victims Unit, playing a disturbed teenager based on the real case of Justin Berry.

Eichenwald also used his music hobby in his next investigation, first identifying himself as a songwriter, rather than a reporter, when trying to gain the confidence of Justin Berry.

The essay was intended to describe how Mr. Eichenwald persuaded Justin Berry, then 18, to talk about his situation.

Justin Berry (born July 24, 1986) is an American who beginning at age 13, operated pornographic websites featuring himself and other teen males.