professional. please, sir, go ahead. >> thank you. this is an avoidable issue. and by not wearing masks in schools, it's irresponsible. >> wow, grady knox, student at rutherford county school in tennessee joining me now. thank you for joining us. what courage it took you to stan up there with your mask on knowing there were some people who didn't want that to happen, a mask mandate. >> thank you for having me. >> first i want -- yeah. i want to give you a moment to talk about your grandmother, and what happened. >> so my grandmother had been living in a -- like a retirement type community. and we had minimal contact with you, you know, just giving her groceries so she could stay safe. at one point there was guests over and one of them graduate covid in. we feel like if they had been