Grissom, Sara and Warrick are called on to investigate an abandoned, blood-splattered apartment and Nick and Catherine must examine a dead scuba diver lodged in a tree.

Grissom, Sara and Warrick are called on to investigate an abandoned, blood-splattered apartment and Nick and Catherine must examine a dead scuba diver lodged in a tree.

Hilary and Carlton volunteer at a homeless shelter on Thanksgiving, while the extended family fills up on holiday treats.

Will and Philip are arrested at a massage parlor on Thanksgiving. Hilary and Carlton get a lesson in humility at the homeless shelter.