The plaintiff in a negligence action in federal district court was injured when the defendant's car crashed into his. The defendant's friend was a passenger in the defendant's vehicle at the time of the accident. The defendant's attorney sent an email to the passenger asking the passenger to describe in detail what the passenger remembered about the accident and the events leading up to it. In response, the passenger sent the defendant's attorney an email describing the events. The plaintiff served on the defendant the following request for documents: "Please produce for inspection or copying any and all statements obtained by you or your attorney that relate in any way to the events and/or issues that are the subject of this legal action. Must the defendant produce the passenger's statement