Shock Waves - S11-E1
Revealing mistake: When the bomber is shot in front of the store, he is standing in front of a shop window. It's highly unlikely that the window wouldn't get hit and shatter. The cops fire at least a couple of dozen rounds, and magically they all hit the body, nobody misses in the heat of the moment, and no bullets exit the body from the back.
Turn On, Tune In, Drop Dead - S11-E16
Revealing mistake: When David Phillips (assistant medical examiner) answers his phone in the morgue, you can see the 'lock screen' on his iPhone. It flashes for several moments then goes on sleep mode.
Answer: The episode on CSI:NY was called "Love Runs Cold" and first aired on October 4, 2006 (Season 3, Episode 3) and involves the investigation of a model found stabbed to death by an ice dagger.
OneHappyHusky