In fact, there is a very good quote from Christoval Independent School District Superintendent David Walker:
“The board and I believe that teachers acting as unarmed shields is unrealistic,” said Walker, ...
Christoval not only arms teachers with handguns, but they have AR-15s and shotguns available as well.
The article also has a list of schools in Texas, with a link to their policies, presumably their policies on arming staff.
Worth a read.
https://www.shreveporttimes.com/story/n ... 391561002/