Construction of the facilities for the 2013 New York grand prix is speeding ahead.

At the same time, there remain grave doubts about the Texas project, despite the permanent Circuit of the Americas venue being scheduled to host its inaugural US grand prix in November.

The Austin American Statesman newspaper has this week quoted county commissioner Sarah Eckhardt as saying: "It appears they (the organisers) don't have the cash flow to prepare the site for the event."

It is a very different story so far at Port Imperial, where the American grand prix will take place mid next year on the streets of West New York and Weehawken, amid the Manhattan skyline. published a photo depicting the advanced construction of the pit and garage building, which will reportedly house the F1 teams in June next year.

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