Dig Wayne

A young boy who had disappeared a year ago turns up for sale by a child pornographer on an online auction. A former profiler who now heads the FBI's Innocent Images Unit asks Gideon and the BAU to help her save the boy's life.

Not only is slashing against the rules in hockey, it's deadly for an amateur player, leaving investigators to determine whether it's an accident or murder.

The team investigates the 1970 murder of a musician who kept his involvement with Philadelphia's music scene a secret from his strict preacher father; Lilly meets her teenage stepbrother.

Emily targets an author with ties to the Graysons and the Clarkes; Conrad shows how dirty he is willing to get in the divorce; Jack lets his guard down with Amanda; a shocking revelation becomes a game changer.

The Miami-Dade district attorney loses a highly publicized murder trial in which a husband is accused of killing his young bride and then dumping her body in the ocean. However, the woman's body is recovered from the ocean after the trial concludes and the 'double jeopardy' clause precludes the husband from being tried again. Now, as the CSIs fear that justice may not be served, new evidence suggests that the husband may have practiced on another victim first.

In Las Vegas, Grissom and the team probe the death of a youth who may have disappeared from New York six years earlier.