One of the military working dogs at RAF Lakenheath has sadly died this week, according to the base.

https://twitter.com/48FighterWing/status/807294961184022528

Duke died on December 8 according to the 48th Fighter Wing, who tweeted: 'Sadly we report that Duke, one of our military working dogs, died this week. End of Watch, Dec 8, 2016. #AirmansBestFriend #MWD'.

Military working dogs detect mortars, find drugs and protect troops as USAF bases around the world.