A Shot In The ...

Walt and Mel are investigating the murder of a tattooed man. Mel leaves to take evidence into the lab, since the forensics team is busy at another site. Next thing she knows, her partner has been shot, so has the Medical Examiner, and a number of the forensics guys that finally showed up while she was stuck in traffic. Who stole the body? Mel swears she'll find the shooters and who's behind them.