Sandy Hook School - Access Denied

"The road leading to Sandy Hook Elementary School is still impassible. Police instruct pedestrians to turn around, and neon-orange cones divert traffic.
The school remains an eerie crime scene, boarded up and cordoned off by razor wire and chain-link fencing, inaccessible to anyone without official business."

[link to www.newstimes.com]

Razor wire? Chain link fence? are they having problems with souvenir hunters or something?