"Let's take a look at that hand!"
You and ID step up to the dumpster, looking in at the hand. You both quickly realize that it is attached to a body - and ID lifts the top up. Dead body. She's taken aback, but eventually looks a little closer. "PD, this guy, is this our victim?"
There are a few things you notice looking him over. Incredibly tall. Skinny. Hotel nametag. Bad stab wound in the stomach. Lots of blood.