The "thin red line" flag is intended to convey solidarity with firefighters. It is a variation on the original "thin blue line" flag that shows support for police officers.

Ladder Company 11 displays its red line flag next to a memorial placard on the back of its fire truck honoring Lt. Michael Quilty and Firefighters Michael Cammarata, Edward Day, John Hefferman ...

FDNY Ladder Company 11 in Manhattan was ordered last month to remove a red-line flag honoring six of its fallen brothers killed during 9/11. However, the FDNY reversed the decision and now says it ...

The Thin Red Line flag will fly at City Hall from April 28 to May 5. It will fly at half-staff during the weekend in memorial. “Even though I used to be a police officer … ...