Witness the 9/11 impact through Brenda and Robert's eyes at a medical conference. Discover the firefighter story and the heart disease challenges they face. See the stark contrast between terrified escapees and fearless first responders preparing to enter the war zone. #911Impact #911NeverForget #FirefighterStories #MedicalConference #FirstResponders #HeartDiseaseAwareness #NeverForget #September11 #AmericanHistory #Tribute #HeroicFirefighters