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They carried staffs and made their own flags as Titles of Liberty. They were given costumes to wear. The boys and men were ages 11-26 years old. Some of their leaders walked with them. They were divided by Stakes (you can see the tall white flags designating their group).
You can see my sons at about the 1:20-1:24 mark of the video I took. Zane's staff has a white flag tied with black shoelaces. Cooper should be near him. (Sorry about some of the picture my hand was getting tired).