The museum is part of a memorial to the victims of the 2001 terrorist attacks on the World Trade Centre being developed by the Port Authority of New York and New Jersey, who say that they are owed $156 million by mayor Michael Bloomberg's National September 11 Memorial & Museum foundation. The row had been kept quiet over fears it could overshadow the 10th anniversary of the attacks but has now led to the suspension of construction contracts which could delay the completion of the museum.
See our previous story on the opening of the National September 11 Memorial, an animation of the memorial fountains and architecture critic Rowan Moore's examination of the infighting that has plagued the redevelopment of the World Trade Centre site.
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