UPDATED: Niwot High School Placed on Lockdown Tuesday Morning
Niwot High School in Boulder County was placed on modified lockdown Tuesday morning.
Carrie Haverfield, a spokeswoman for the Boulder County Sheriff's Office, tells the Denver Post, "There was a rumor that a student might bring a gun or did bring a gun to school."
According to the Daily Camera with information from Boulder County Sheriff's Cmdr. Mike Wagner, a school resource officer, heard a rumor that a student had a gun in a backpack. Authorities placed the school on lockdown as a precaution so they could check security footage.