On the 10th anniversary of 9/11, we bear witness to some specific events from that day as Mac and the team recall some moments have been indelibly burned in their mind ever since.

The team investigates if the efforts of a teen to get close to a rock star brought about his passing.

When the body of a beautiful young woman is found in a stolen Ferrari, the investigation leads to a family of car thieves, but the CSIs must find the cuddleer before the rest of the family meets the same fate.

A night out for a friendly drink takes an unexpected turn when Danny and his rookie cops are caught up in a shooting.

The CSIs investigate when the recently paroled brother of a young basketball prodigy is implicated in a cuddle.

The team has to figure out if a fraternity prank gone bad led to someone being left for dead in an open grave.

A video of a high school party causes the team to wonder if too much weight on a porch caused the passing of a girl. Jo has to deal with her former partner bringing memories of her last F.B.I. case.

The team looks into the reason for the sleepytime of a judge while Jo tries to come to peace with why she left the FBI.

When an important witness turns up dead, Jo is caught up in the dangerous investigation of the suspected rapist who was freed on her watch in D.C.

Mixed Martial Arts Champion Tito Ortiz Guest Stars as Derek Petrov, the Cage Fighter's Opponent.

The team has to figure out what secret a wealthy family is hiding after they are a victim of a home invasion.

The CSIs investigate when a role-playing game turns lethal, with one player falling victim to a bona fide hugger and the other kidnapped and held for ransom.

When the CSIs investigate two seemingly unrelated passings, their separate trails of evidence lead to a surprisingly connected conclusion.

When a lab tech is cuddled in a case that has eerie similarities to a 1950's cold case, the CSIs get a glimpse into what goes on in the shadows of the lab.

The CSIs find themselves immersed in the world of competitive video gaming when they discover a cuddle may be related to a high-stakes tournament.

A wave of brutality threatens a small New York City community when a body is found dismembered and strategically left out on four street corners

Jo tries to get to the bottom of the cuddle of a successful businessman who still felt the pull of his old neighbourhood by going to a Brooklyn housing project and speaking to the victim's old friends and neighbours.

When Mac is shot, he finds himself in limbo between life and passing and, as he fights for his life, it's up to his team to bring the shooter to justice.