(Rochester, MN)  —  Multiple agencies are investigating after over a dozen Minnesota schools were targeted with “swatting” calls.  The false calls about active shooters were made yesterday and had law enforcement to scrambling to the scene in multiple districts.  The calls led to lengthy lockdowns as schools and first responders sorted out details.  Police are working to determine whether the calls were part of an organized effort that has stretched across the country over the past five days.