-Giovanni witnesses a drag racer's death when his car explodes during a race. Jane uses his cell phone video to help with the case.
-Brandon Thomas (BT) is the new bomb tech who works with Maura to solve the case. The two are instantly attracted to one another.
-Alberto Santana was killed because he found out drugs were being hidden in the cars he was working on. He told his parole officer only to have her kill him as she was the mastermind behind the operation.
-Lt. Martinez had a secret undercover operation that intersected with Jane's murder investigation. He continued to hit on Jane despite her relationship with Cassey.