180911 NF 9_11 Ceremony 4

James Neiss/staff photographer
Niagara Falls, NY - The city's first responders gathered at the Niagara Falls Fire Department's Memorial Park Tuesday morning outside the Royal Avenue fire hall for a ceremony marking the 17th anniversary of the 9-11 terrorist attacks on the United States in front of a piece of the World Trade Center has been placed as a reminder of the tragedy.