Fire Chief Joseph Pfeifer, Chief of Counter Terrorism and Emergency Preparedness, New York City Fire Department, recalls the tragic first hand moments he experienced on 9-11 during the 2011 Joint Senior Leadership
![DC Fire and EMS on Twitter: "#DCsBravest Fire and EMS Chief John A. Donnelly, Sr. and @dcfireems officials are participating in DC's 2021 Interoperability Summit. A highlight is learning from retired NYC DC Fire and EMS on Twitter: "#DCsBravest Fire and EMS Chief John A. Donnelly, Sr. and @dcfireems officials are participating in DC's 2021 Interoperability Summit. A highlight is learning from retired NYC](https://pbs.twimg.com/media/FAiQpe0XMAERUeb.jpg:large)
DC Fire and EMS on Twitter: "#DCsBravest Fire and EMS Chief John A. Donnelly, Sr. and @dcfireems officials are participating in DC's 2021 Interoperability Summit. A highlight is learning from retired NYC
![Vice Commandant of the U.S. Coast Guard Archived on Twitter: "Thanking 9/11 responder & @FDNY Chief of Counterterrorism & Emergency Prep Joseph Pfeifer at @Sept11Memorial this AM http://t.co/9W26xiLjU0" / Twitter Vice Commandant of the U.S. Coast Guard Archived on Twitter: "Thanking 9/11 responder & @FDNY Chief of Counterterrorism & Emergency Prep Joseph Pfeifer at @Sept11Memorial this AM http://t.co/9W26xiLjU0" / Twitter](https://pbs.twimg.com/media/CQ0p_Y3VAAA9QDz.jpg)
Vice Commandant of the U.S. Coast Guard Archived on Twitter: "Thanking 9/11 responder & @FDNY Chief of Counterterrorism & Emergency Prep Joseph Pfeifer at @Sept11Memorial this AM http://t.co/9W26xiLjU0" / Twitter
![9/11 anniversary: Fire Chief Joseph Pfeifer sent his brother up the North Tower during the rescue, never to see him again | US News | Sky News 9/11 anniversary: Fire Chief Joseph Pfeifer sent his brother up the North Tower during the rescue, never to see him again | US News | Sky News](https://e3.365dm.com/21/09/768x432/skynews-september-11-fdny_5504171.jpg?20210907172211)