The grand prix would take place at the Circuit of the Americas , a race circuit that was under construction outside the Texas capital until last month , when organizers stopped work .
Organizers did not have a contract in hand from Mr. Ecclestone to host the race .
The grand prix would take place at the Circuit of the Americas , a race circuit that was under construction outside the Texas capital until last month , when organizers stopped work because they did not have a contract in hand from Mr. Ecclestone to host the race .