Lori Rom

When a nun comes into the clinic with swollen arms, a rash and bleeding in her palms, Dr. House’s diagnosis is a bad allergy, not stigmata. However, when he gives her a shot of medication, she has a heart attack, and whether he gave her the correct amount of medicine comes into question. As the nun’s case unfolds, the team has to deal with questions regarding their own calling, faith and whether or not they can trust the direction in which their mentor is leading them.

Grissom and Catherine investigate the grisly meat grinder murder at a slaughterhouse. (TV-14)

When a corrupt policeman commits suicide, questions are raised about the guilt of a death-row inmate convicted of murdering a girl. As evidence that was misplaced during the original trial indicates that the wrong man was implicated, the detectives race to determine the real culprit before the convict is executed.

When a runner drops dead in the middle of a marathon and the cause seems to be carbon monoxide, Mac and Stella can't reconcile how someone would be poisoned in the middle of Central Park. With thousands of suspects and no witnesses, the CSIs fight to collect evidence while spectators contaminate their crime scene. Meanwhile, a high-end vodka's ice-themed promotional launch party turns deadly when a model is stabbed, leaving Danny and Lindsay racing to collect evidence before it melts. (TV-14)

A discovery at a crime scene leads the team to suspect a possible link to terrorism.