Jack Sylvane gets some items from a locker and then attacks a man in pilot episode.
Rebecca and Diego locate Paxton Petty's bomb stash to a tomb in episode 1x06 "Paxton Petty".
Johnny McKee uses the chemistry lab in this school to mix his poisons, the team tracks down his lab here later in episode 1x07 "Johnny McKee".
From episode 1x07 "Johnny McKee".
Rebecca analyzes a photograph she found at a crime scene in pilot episode.
Emerson visits Lucy in the hospital after she is shot in episode 1x03 "Kit Nelson".
Rebecca and Emerson search the lab where Johnny McKee was mixing his poisons in episode 1x07 "Johnny McKee".