Elevating Security

Lessons Unlearned, Countermeasures Unmeasured Written By: Max Briggs, Vice President, Chesley Brown International The first rule of open-air event security sounds simple: control what you can see, and see what you can’t control. In practice, many plans still concentrate almost entirely at ground level—perimeter fencing, magnetometers, bag checks, crowd management—while leaving rooftops, upper windows, and…