We've all heard the loudly annoying sound of the dreaded car alarm -- usually going off at the worst possible time -- like when you're trying to fall asleep.

But next time you hear an alarm go off, don't ignore it. It could be someone dealing with danger or needing medical help.


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In this week's Safety Alert, Washington's Most Wanted's Myrle Carner shows how your car alarm can protect much more than just your ride.