Chesapeake wade-in season begins

Twenty years ago, an environmentally minded state senator named Bernie Fowler convinced a bunch of people to come down to Calvert County and wade into the Patuxent River until they could no longer see their shoes.

Now wade-ins are held throughout Maryland's part of the Chesapeake Bay each May and June.

They're sometimes criticized as being unscientific - something supporters don't dispute.

But they get people out in the water, thinking about how clean and clear it is, or isn't. And that, supporters say, is what it's all...