In a letter to Dr. Elizabeth Richardson, Hamilton-Wentworth District School Board (HWDSB) chair Dawn Danko requested support to maintain mask requirements for staff and students until April 15.“As Medical Officer of Health to the City of Hamilton, we respectfully ask you to consider the calls from the medical and science communities, and to issue a Section 22 order to maintain mask requirements for all HWDSB students and staff beyond March 21, 2022,” Danko asked.