Firehouse Expo attendees attended the "Fire Dynamics - Chief-to-Chief Program/Fireground Research - Application and Implementation" program at the Delaware County, Pa., Fire Academy. NIST Firefighter Technical Group Leader Dan Madrzykowski presented research findings. Prince George's County, Md., Fire Chief March Bashoor and Oklahoma City, Okla., Deputy Chief Cecil Clay (ret.) shared how they implemented the tactics from the training in their organizations.