After Carson is found dead, the police show up at his house to inform his mother. In response, she slams the door and denies the fact. She calls Carson frantically in hopes that he'll answer his phone.
Hypatia and her students ponder about the solar system and believe there is a simpler model for explaining it. A philosopher jumps in to explains the heliocentric model, as proposed by Aristarchus of Samos.
In this scene, Charlie explains how the drops of water coming from a sprinkler can be used to extrapolate the sprinkler's location. He then explains how, by modeling what the previous crime scenes have in common, they can determine the killer's home.
Harry evaluates Ray Kroc's business, McDonalds, and points out that the business brings in dismal earnings and faces many growth obstacles. After Ray explains his franchise model, Harry tells him that he is actually in the real estate business, not the burger business. Harry goes to to tell Ray how he can tackle many of the problems he's experiencing with compliance and revenue generation by purchasing land and leasing it to franchisees.