On September 14, 2013, Nikon USA removed the Nikon D600 and Nikon D5100 camera from there MAP (Minimum Advertised Price) list, this means that US dealers can now sell D600 and D5100 at any price they wish and will not be punished for that. The D600 price could drop down soon.
A new Nikon 100mm F2.5 Medium Format lens patent appears on egami. Last months, there were rumors on Canon planing for medium format cameras, seem Nikon will also develop medium format cameras in near future.
Nikon is planning to update a new telephoto prime lens in late this year. Rumors from NR said, a new AF-S NIKKOR 300mm f/4G VR lens will be announced soon, to replace the current AF-S NIKKOR f/4D ED-IF lens.