Nikon D4 Is Now Officially Announced!

The Nikon D4 was officially announced today. It was sold out on several online stores less than one hour. here is more infromation of the D4:
http://imaging.nikon.com/lineup/dslr/d4/

D4 Specifications:

16.2 effective megapixel, full-frame sensor (16.6MP total)
10fps shooting with AF and AE, 11fps with focus and exposure locked, 24fps 2.5MP grabs
91,000 pixel sensor for metering, white balance, flash exposure, face detection and active d-lighting
ISO Range 100-12,800 (extendable from 50 – 204,800)
MultiCAM 3500FX Autofocus sensor works in lower light and with smaller apertures
Two sub-selector joystick/buttons for shooting orientation
1080p30 HD video at up to 24Mbps with uncompressed video output
New EN-EL18 battery (21.6Wh capacity, CIPA-rated at 2600 shots)
Twin card slots – one Compact Flash and one XQD