Complex sentence: While Christa and Vernon take the medication from the safe, Lee watches another videotape which shows Molly trading sexual favors to Logan for medicine for her sister, but Logan decided to stop the deal when Oberson began to crack down on an inventory count.
Split into simpler sentences: While Christa and Vernon take the medication from the safe, Lee have option to watch another videotape. If he watch it he will see Molly trading sexual favors to Logan for medicine for her sister, but Logan decided to stop the deal when Oberson began to crack down on an inventory count.