i'm confident that parents should safe taking them in. >> reporter: in los angeles, police are ramping them their presence up to calm parents' fierce there school officials are providing counselor to support the students after yet another attack on innocent children. >> payback for the misery they have been through, they can go to the school and find our most precious members of society c congregated there. >> reporter: school's security plans are now being reviewed worldwide. >> to make sure the schools in connecticut are safe. >> reporter: an argument on sunday talk shows was just how far to go to protect students at school. >> randi weingarden is