PITTSBURGH (KDKA) -- Have you ever thought, am I hearing things? Where is that beeping noise coming from? Well that's exactly what happened to KDKA anchor Susan Koeppen this week. Remember that story ...

There are few things more annoying than an incessant beeping sound in your home that no matter how high and low you search, you can't identify. It could be a smoke detector, appliance, security system ...