Shooter's mother says the handgun was purchased as a Christmas present for their son.
A former neighbor called authorities because the parents were leaving the kid at home while they frequented bars.
https://www.msn.com/en-us/news/crime...cid=uxbndlbing
A teacher found disturbing notes and drawings by the student. Student's parents were asked to take their son home, they refused. Later the same day said student massacred other students.
https://www.msn.com/en-us/news/crime...edgdhp&pc=U531
Look for a lawsuit to be filed against the school.