Security System Patents Double Revolving Door to Fend Off Gun Violence

Imagine a world where gun violence didn't exist in movie theaters, at shopping malls or in our nation's schools. One Washington-based security company says it believes it has a new technology to keep gun violence out of many public places. Barbecan Security Systems, LLC. says it has been granted a patent for a "Linear Revolving Door" robotic security portal. The company says the system would scan for weapons without slowing down pedestrian traffic, the way security checkpoints at airports do....Full Story