Yesterday, July 30th 2009, Nikon introduced the D300S.

.
The D300S is a refreshed version of its successful mid-level DSLR, the D300. Compared to the D300, it offers full 720p HD video recording, a faster 7 fps continuous shooting and Dual CF and SD card slots.

For the official Nikon news release read here.

For the articles on Digital Photography Review read here and here.