B&H has let us know that they will indeed be shipping the Nikon D7100 DSRL Camera and Nikon D7100 with 18-105mm Lens Kits tomorrow, March 14.
Note: Until March 30, there is a $100.00 instant rebate available for the Nikon D7100 with 18-105mm f/3.5-5.6G ED VR DX Lens Kit. You can save even more money by purchasing a lens or flash at the same time - check out the "Buy Together and Save" link within the product page.