Students and staff at Northampton Community College gathered Thursday to pay tribute to the victims of 9/11.
A commemoration event was held at the school in Bethlehem Township.
The featured speaker was criminal justice professor Vertel Martin.
She's a retired member of the New York City Police Department who led the missing persons investigation at the World Trade Center after 9/11.
Thursday's event also included poetry, songs, and a reading of the names of 9/11 victims.