Season 46, Show #27

IN THIS WEEK’S EPISODE: Despite all the recent moisture, the Mississippi River is still low enough to restrict barge traffic. But in another part of the country, shipping by water is the preferred way to move goods around. In our Southern Gardening segment, a poignant and heartfelt final goodbye to a retiring Gary Bachman. And in our feature, an unusual partnership in Colorado puts ranchers on land – and students in classrooms.