Service men and women and members of the public have been placing some of the 9000 crosses that will form this field of remembrance at Saltwell Park.
Some of those helping this morning were soldiers based at Catterick Garrison in North Yorkshire.
Their involvement was made even more poignant after one of their comrades, Corporal Channing Day, was killed whilst on active duty in Afghanistan earlier this week.
More top news
Our Sunderland fan blogger gives their assessment of the club's defeat at Everton
Nicola Sturgeon said the London mayor's comments that likened Scottish nationalism to racism were a sign of 'desperation'.
Stephen was last seen wearing a black coat, jeans, black hat and was carrying a bright blue nike bag.