New York City Firefighter John McNamara, a hero of the World Trade Center attacks, died today of cancer.

McNamara is the latest firefighter to die of an illness related to his work at Ground Zero.

He was a 10-year FDNY veteran who was a first responder on 9/11.  He was assigned to Engine Company 234 in Crown Heights

McNamara was 43 years old. He leaves behind his wife, Jen and a 2-1/2 year old son, Jack.