If you were in any doubt about the US price cut....

[Munkeh111]

Joystiq has the answear. They have a gallery of flyers of from most major retailers showing the $50 price cut on the Pro model

 

Of course, this could be just to get rid of the 20GBs with the introduction of the 60GB? Or maybe there is no 60GB. In any case we will know in a few days