Security guards are a part of everyday life. They're at the mall, the bank, at airports. Like police, they're supposed to protect people and property, often openly carrying guns.
Unlike the police, firearms can be put into the hands of guards without training or detailed background checks.
The results can be deadly, according to an in-depth look at the security industry by the Center for Investigative Reporting and CNN.
For more, we're joined by reporter Shoshana Walter.
Check out the interactive database from CIR and CNN here: https://apps.cironline.org/hired-guns/