Using an ATM alone is risky these days, especially at night. Security cameras, cubicle-type walls, and even armed guards have been set up at certain locations to discourage muggers and opportunists, but there's one defense mechanism that could prove to be...

Using an ATM alone is risky these days, especially at night. Security cameras, cubicle-type walls, and even armed guards have been set up at certain locations to discourage muggers and opportunists,...