Careful there.
This looks like was a failure of the Virginia databases, not the NICS system.
There are 4 state databases that are checked during instant background.
One relates to court ajudications of mental illness. See #19.
If he wasn;t in it, it wouldn;t flag him.
VCIN and NICS are linked (last I heard) - and it shouldn’t have mattered anyway.
Want to bet that we’ll find out that he *is* in the database?
And, technically, both VCIN and NICS are instant check systems required in VA.
The bottom line is that NONE of the feel-good restrictions that liberals placed on gun ownership worked, as Cho bought his guns illegally and, surprise, the only people that got hurt were the law-abiding.