Looks like more "talk" on a Maritime Sentinel option for the RAF ... But not a full MPA capability ?
The RAF is now looking to now add maritime capability to Sentinel, driven by Raytheon's experience in the development of naval systems.
This will include a specific maritime radar mode, options for long range optics, signals intelligence and an enhanced airborne mission system.
FARNBOROUGH: RAF plans new Sentinel work - 7/16/2014 - Flight Global