A member of the NYPD Emerald Society Pipe & Drum Band looks at memorial before the start of the ceremony...
A member of the New York Police Department's (NYPD) Emerald Society Pipe & Drum Band looks at memorial before the start of the ceremony marking the 15th anniversary of the attacks on the World Trade Center, at The National September 11 Memorial and Museum in Lower Manhattan in New York City, U.S. September 11, 2016. REUTERS/Brendan McDermid