Loudoun County (Va.) district boosts building security

Loudoun County, Va., schools soon will greet all visitors with something new: a locked front door, a video camera and a button-activated intercom to request entrance. Inside, office staff will screen the visitors and decide whom to buzz in.
Click here to read The Washington Post article.

SIDEBAR: Here's how some Washington, D.C., area school systems monitor entry to buildings. Click here to read The Washington Post article.