 If you really want to become an expert, download a secondary camera app that allows you to play with your camera's aperture and ISO settings. I downloaded ProCamera to give it a try. Luke Luger, WTOP News. Coming up on WTOP, a new development in the fight against Alzheimer's. It's 443. When you're replacing an appliance, you need a new one fast. And we know what you're thinking. That means big box store. But here's what you should be thinking. Bray beats big.