US Trailer For "Doctor Who: Series 6"

The new US trailer of "Doctor Who: Series 6" has been released and it has some new footage from the new series, which begins on April 23rd in both the UK and the US.
Along with the new trailer, was this new promo image (above) for the first two episodes, set in Utah.
Here's the link to the new trailer on YouTube: http://www.youtube.com/watch?feature=player_embedded&v=bVAgyBOe84w