How Does Philly Protect Large Outdoor Events?

Police in Philadelphia are learning anything they can from the tragedy in Las Vegas. There are some key measures Philly police do for large events such as using blow-out gates that officers can open to let large groups of people out. NBC10's Katy Zachry has more on the safety measures that are already in place.

(Published Tuesday, Oct. 3, 2017)

Police in Philadelphia are learning anything they can from the tragedy in Las Vegas. There are some key measures Philly police do for large events such as using blow-out gates that officers can open to let large groups of people out. NBC10's Katy Zachry has more on the safety measures that are already in place.