When will the Audi RS models come to the USA again?

theres a wide range of audi drivers. They are sporty, but sensible at the same time.thats what a lot of people like... well except for audi R8, then its usually rich people lolWhen will the Audi RS models come to the USA again?The ttrs is coming next year the rs5 is in 2012 and possibly the rs3 too.When will the Audi RS models come to the USA again?I hope soon