Nikon has announced the new entry level Z5 camera (preorder and info at BHphoto). They also announced new converters (info on Dpreview) the 24-50mm pancake zoom (info on Dpreview) and a new roadmap that includes the 14-24mm f/2.8 Z lens.
Here is the lens roamdap and image of the new 14-24mm Z lens: