Simplify the following text for a Grade 6 native English-speaking person.
Original: On July 12 , 2007 , it was announced that Formula One would not return to the IMS for , although a continuation of USGP at the IMS has not been completely ruled out for the future .
Simplified: On July 12 , 2007 , it was announced that Formula One would not return to the Speedway for .