Let us both hope that person is you. If you aren’t already, arm yourself and train yourself in the proper use, handling and care of your weapon of choice.
The life you save may be your own, and those with you.
If you aren’t aware, the police have no constitutional authority to provide you with protection (says SCOTUS). Warren v District of Columbia.
.... LOL.... I have full tactical training and .... yup ... not so worried about myself. However in a hostage situation where I wasn't involved I would prefer that the situation was in control of a unit has has the latest and best training and not still in 1967 mode.