D300s

Nikon D500 | Nikon Announces The New Flagship DX DSLR
Kishore Sawh
It's a big week for Nikon. Today they've announced the new flagship DX DSLR, the D500, and finally, this looks more and more like a true D300s successor, and borrows heartily from the D5

Possible Nikon D400/D4X Announcement Coming In January
Anthony Thurston
We are beginning to receive word that Nikon may be announcing a new flagship camera in the coming weeks. Nikon's current flagship cameras are the full frame D4 and the crop sensor D300s, meaning that the new body could possibly be the long awaited D400.