AT&T is also getting new phones from HTC. So far, we just have founded 2 New HTC phones coming to AT&T. The HTC Topaz is an AT&T customize version of the HTC Diamond. Probably will have 3G and Wifi, GPS and more.
The other phone is the HTC Barium. This new phone is like the HTC HD but oval and slider full keyboard.
Lets cross the fingers to get this phones pretty soon.