It only took one day!
On the 13th, just like the NRA advised, the Chatfield School in Lapeer, Michigan hired an armed guard to keep the kiddies safe. They weren't taking any chances by scrimping on the qualifications either: 32-year veteran of the Lapeer County Sheriff’s Department, and a firearms instructor to boot. What could go wrong?
On the 14th, well ...
ROFL! Color me unsurprised, with just a hint of 'told-ya-so'. For shits and giggles, google "cops leaves gun in school"