COVID-19 positive cases or outbreaks that may occur in schools as students and staff prepare to head back to the classroom this fall.Numerous scenarios are laid out in a 21-page document released Wednesday on what schools, boards, principals, teachers, staff, students, and local public health units should do if a student becomes ill during school hours, if a person is exposed to the virus outside of school or if there is a positive case.“We have robust plans for schools and school boards so that when a case or an outbreak occurs, everyone knows what to do,” Premier Doug Ford said at a news conference. “So we can quickly find, isolate and contain the virus.”According to the documents, an outbreak in a school is defined as “two or more.