Will the Nikon D600 Be the Full Frame Successor to the D700?

Nikon Rumors has people telling them that the heir apparent to the Nikon D700—the full frame DSLR that went toe-to-toe with the Canon 5D MK II)—could arrive this summer, and will be called the Nikon D600. Next to no specs were offered up by this anonymous source, except that it will be an "entry level" full frame… » 4/26/12 2:46pm 4/26/12 2:46pm