[SamAdams76]

The possibility exists that the rental car employee planted the shell there and "found" it so that he would attract a lot of attention and press. If so, it worked like a charm!

[HighWheeler]

If he did that he will be in more deep s**t than the witness who lied about the HD sniper sighting.

It is just too easy to find out who was last to rent that truck.