A curfew will be put in place starting at midnight and run until 5 a.m. local time, according to Highway Patrol Captain Ron Johnson, who the governor appointed to oversee security in the suburban St. Louis community that has been roiled by the August 9 shooting of 18-year-old Michael Brown.
Captain Johnson said that answers would be given to everyone as violence spilled over over the the past week.
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The boxer said it was the "least he could do" and even donated the £30,000 shorts he wore in his last fight against Devon Alexander.
By Sunday it should become drier with spells of winter sunshine but temperatures will still remain on the cool side.
There was no White Christmas but here's a look at the best Boxing Day snow scenes.