S3, E22: A young, independent deaf woman is murdered, but what is it her scorned lover or her obsessed mentor? Detectives Briscoe (Jerry Orbach) and Logan (Chris Noth) scour phone transcripts, while forensics narrows the search. It's up to prosectors Stone (Michael Moriarity) and Robinette (Richard Brooks) to persuade the truth out of the victim's mentor, the founder of a local institute for the deaf.