The Navy has chosen Northrop for the UCAS-D contract. See:

http://www.aviationweek.com/aw/blogs...3-cd105388455c


The above link includes the following:

"System development and demonstration (SDD) could start by
2014-2015 - but that's when the Navy should be filling up air
wings with the F-35C. Where will the money and hangar space
for the new jets come from, and will the F-35C be caught in
a squeeze between the bird-in-the-hand Super Hornet and the
UCAS?"