CSI: NY's Sela Ward Previews a Heartwarming, "Emotional" Episode for Jo

Friday's CSI: NY is a bit of a numbers game.

The episode's numerical title, "Nine Thirteen," takes on several meanings. First, it is the ninth season's 13th episode. The number also represents the address of a famed New York building where the crime of the week takes place. (A man who seemingly leaps to his death is discovered to be mimicking a previous suicide at the same address during the 1920s.)

But the number is most significant to Sela Ward's Jo Danville, who lost her sister in a car accident that happened on Sept. 13. On her day off, Jo learns a shocking secret about her sister's death: She was an organ donor, and the man who received her heart (guest star Johann Urb) has tracked Jo down...