Chris Grollnek Certifications / Qualifications
Chris Grollnek Senate Testimony: The 2002 Counterterrorism Record
The record behind Chris Grollnek Senate testimony begins in 2002, in the Hart Senate Office Building, and it starts a [...]
Active Shooter Expert Standard
Active Shooter Expert Chris Grollnek and the DOJ-Recognized "A" National Standard For more than a decade I have studied how [...]
Active Shooter Incident at McKinney Police Department Chris Grollnek SWAT Action Report
The McKinney Active Shooter Incident: I Was Already Outside When It Started On August 17, 2010, I was outside at [...]
