This is something I hear about a lot. And yet when I walk through places reputed to be full of them, like Denny Park in Seattle, which I walked through today on

This is something I hear about a lot. And yet when I walk through places reputed to be full of them, like Denny Park in Seattle, which I walked through today on my way from my office to the library, the worst that I saw was a candy wrapper on the ground.