NEW YORK – A maritime enforcement specialist from Maritime Safety and Security (MSST) 91106 New York monitors vessel traffic on the East River during a mass casualty drill conducted on the East River outside the United Nations Building, Sept. 21, 2018. The Coast Guard along with multiple agencies, support maritime safety and security during the country’s largest National Special Security Event (NSSE). (U.S. Coast Guard photo by Petty Officer 3rd Class Hunter Medley)