CSI: NY Episode 5.08 My Name is Mac Taylor

Following the murder of two people named Mac Taylor in NYC the team realizes they're after a serial killer and our Mac Taylor could be next. But when Mac escapes a close encounter with the killer, Mac realizes the killer is only looking for one Mac Taylor and the two prior murders were mistakes of identity. After narrowing the list of Mac Taylor's down, the potential victims are questioned endless about their lives until our team ultimately discovers the killer is after the driver of a particular car. The car he witnessed plowing over his girlfriend and speeding from the scene, leaving her to die. After finding the car in a long term garage the killer broke in and got the name of the owner: Mac Taylor. And he has been out for revenge ever since then.