Officer Rank: Detective
Memorial Panel: 47-E: 30
Department: New York City, New York, P.D.
End of Watch: 10/13/2014
Cause: Physical-related incident
Length of Service: 40
Detective Monahan performed rescue and recovery duties in the aftermath of the terrorist attack at the World Trade Center on September 11, 2001. Detective Monahan died of non-Hodgkin lymphoma on October 13, 2014.