Hamilton-Wentworth Catholic District School Board (HWCDSB) has approved two new measures in its back to school plan amid the coronavirus pandemic.At a special meeting on Thursday, trustees voted unanimously in favour of staggering school reopening for elementary students as well as mandating the wearing of masks or face coverings for all students from JK to Grade 12.“Both of these recommendations are being made in support of the Board’s priority to do all it can to ensure and promote the health and safety and well-being of our staff and students,” said Pat Daly, HWCDSB chair.He says the staggering of elementary school re-opening will occur over the first two weeks of class and will provide an opportunity for students to learn new health and.