Cal takes a moment to honor those impacted by the attack on the World Trade Center that killed more than 3,000 people in 2001. He replays his conversation with Michael Wright, who was working on the 81st floor on the morning the planes struck. When Michael made it down to the street, one of the twin towers collapsed on his head. Cal replays Michael's vivid description in this episode for two reasons. So that we'll never forget the day, as well as to alert us to the terrorist threat of this era: Fentanyl. This synthetic opioid is 50 times more powerful than heroin and much more inexpensive to produce. It's responsible for the death of more than 200,000 people in the USA over the last two years. 9/11 is a poignant alert that something needs to be done about Fentanyl. Now.