BOULDER — If you’re caught walking around the University of Colorado at Boulder with a Nerf gun, you could be arrested. Notices have been posted around the campus dorm buildings, warning students that Nerf-gun sightings will be treated like real-gun sightings.

The notices have gone up the same week that Colorado State University’s student government voted to oppose a ban on real guns for those with concealed-weapons permits.

Nerf guns began popping up around CU this week, after some students started playing the popular game “Humans vs. Zombies.” It’s similar to the game of tag.

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