Toronto District School Board says students 12 and older must be vaccinated against COVID-19 in order to play competitive winter sports such as basketball, hockey and swimming.In a statement Friday, the board said the decision is directed toward winter sports that involve “competition between schools, mixing of students and travel to other TDSB schools and/or external venues.” Toronto schools to gradually resume extracurricular activities The board said the decision is consistent with Toronto Public Health’s (TPH) messaging and recommendations.