Riverside's Tree of Life

More than a hundred years ago, Riverside was the richest city in the nation, thanks to a booming citrus industry. Oranges fueled the region's rapid growth. But that growth is also what led to the area's decline. The story all begins at the intersection of Washington and Magnolia streets in Riverside -- the site of what some say is the oldest living navel orange tree in the world. Reporter: Steven Cuevas