I think the correct description is the one in the small print, armed.
Here's the linked article:
Gov. Scott Walker of Wisconsin activated the Wisconsin National Guard on Sunday to assist local law enforcement following a night of violence in Milwaukee that began hours after a police officer fatally shot a fleeing armed man there.Boldface added.
I guess "unarmed" is the narrative.
UPDATED: The front page has this now:
I'm not saying I get results. I think the update happened because Governor Walker's action changed the most important news for this story.