Updated: 03/20/2013 9:43 PM KSTP.com By: Jennie Olson
A 12-year-old's prank call Wednesday canceled classes in New Prague. The caller said there was an active shooter on campus, and the threat put all the schools in the district under lockdown. The Mayo Clinic also went into lockdown to prepare for any injuries.
Here's some information about what happens if you make a fake 911 call, including penalties and proposed legislative action: