Mark Geragos

Mark Geragos is not mentioned in the provided news articles. The articles focus on Jasveen Sangha, who was sentenced to 15 years in prison for supplying the ketamine that contributed to Matthew Perry's death. Sangha pleaded guilty to five felony drug counts and admitted a direct role in Perry's death. The articles detail her sentencing and her admission of guilt. Since Mark Geragos is not mentioned, there is no information about his background, current relevance, or recent events related to him within the context of these articles. Therefore, I cannot provide a summary about him based on the given information.