The FBI has announced this individual is being sought for the murder of the police officer. You can see him holding the fire extinguisher.
Some people have suggested that CFD means Chicago Fire Department. I don’t know about that.
Looks like they found him, and CFD indeed stands for Chicago Fire Department
https://twitter.com/PamWolf12896175/status/1348866191528493056Can just as well mean "Cheyenne Frontier Days" Wyoming cowboys and such.