Glenn van Zutphen speaks to Donald Pearce, Retired Special Agent from the US Department of Commerce and now Consultant, Sentinel LLC on volunteering as an Emergency Medical Technician (EMT) on 911 at the World Trade Center site, helping survivors of the terrorist attack. 

Glenn van Zutphen speaks to Donald Pearce, Retired Special Agent from the US Department of Commerce and now Consultant, Sentinel LLC on volunteering as an Emergency Medical Technician (EMT) on 911 at the World Trade Center site, helping survivors of the terrorist attack.&nbsp;