States blocking schools from imposing mask mandates on teachers and students could face federal civil rights investigations, Education Secretary Miguel Cardona said Sunday. He cast mask wearing as part of students’ rights, though he voiced reluctance to withhold federal funds from states that block them. “We are prepared to launch investigations with our Office for Civil Rights to ensure that all students have access to this fundamental right of education. And it’s sad that we’re talking about this now,” Cardona told NBC’s “Meet the Press.” “We’re going to use our Office for Civil Rights to in...