Chemical disaster drill in Penn Station

A mock victim is helped by emergency personnel in a decontamination tent during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force (CBIRF), a unit in the United States Marine Corps, at Penn Station during the early morning hours on Sept. 22, 2012, in New York City. The CBIRF is the only active duty military unit dedicated to consequence management in a contaminated environment. As part of the exercise, Marine Corps, Navy Corpsmen, NYPD, FDNY and OEM staged a full-scale disaster simulating a biochemical detonation on the train tracks at Penn Station.

A mock victim is helped by emergency personnel during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force on the Amtrak platform at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

Emergency personnel walk the Amtrak platform during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

Emergency personnel are spayed with water outside a decontamination tent during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

Emergency personnel walk down the aisle of an Amtrak train during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force, a unit in the United States Marine Corps, at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is evacuated by emergency personnel during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force on the Amtrak platform at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is helped by emergency personnel into a medical tent during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is helped by emergency personnel during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force on the Amtrak platform at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is helped by emergency personnel into a decontamination tent during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is lays on the floor of an Amtrak train during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is helped by emergency personnel during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force on the Amtrak platform at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is evacuated by emergency personnel during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force on the Amtrak platform at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is helped by emergency personnel during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force on the Amtrak platform at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

Emergency personnel are seen outside a decontamination tent during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

Emergency personnel clean themselves during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is helped by emergency personnel into a decontamination tent during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is helped by emergency personnel during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force on the Amtrak platform at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

Emergency personnel walk down the aisle of an Amtrak train during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is lays on the floor of an Amtrak train during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force on the Amtrak platform at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is helped by emergency personnel during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force on the Amtrak platform at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is helped by emergency personnel into a medical tent during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

A mock victim is helped by emergency personnel during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force on the Amtrak platform at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.

Emergency personnel walk down the aisle of an Amtrak train during a biological preparedness drill being led by members of the Chemical Biological Incident Response Force at Penn Station during the early morning hours on Sept. 22, 2012, in New York City.