How safe are San Antonio area schools?

SAN ANTONIO - Last April when Brendan Tarwater brought an AK-47 and two handguns to James Madison Highschool, it was a potential nightmare in the making.  Instead quick thinking by Tarwater's parents and educators thwarted the threat.

In the end, the 17-year-old sophomore's arrest and expulsion simply became a highly publicized case of school safety and discipline. ...