harder than ever. >> we've lost parents of students in our school, we've lost spouses of our staff, we've lost grandparents. >> reporter: new mexico has seen over 22,000 new covid cases since the weekend forcing about 60 school districts and charter schools to switch to virtual learning. the governor not only brought in the guard, she did double duty, too, by teaching kindergarten in santa fe. >> we did math, we learned about syllables, we did a water color art project. >> reporter: while it's the first time these kids have had a sub in uniform, they do seem to like their new commanding officer. >> she's a very good teacher and she's very kind. >> reporter: all new substitutes go through a background check and online training course. colonel corona says she has a new found respect for teachers and calls them heroes. we can confirm the colonel did not forget to give out homework