America is on the brink of a massive demographic shift as the first of the baby boom turned 65 this New Year. Already, an estimated 39 million people across the country are 65 or older -- just over 13 percent of the population. By 2030, when all baby boomers will be over 65, there will be 72 million seniors -- about 20 percent of the population. And our suburbs -- where half of all Americans live today -- will be hardest hit.Elinor Ginzler, AARP's Director of Livable Communities, talks to Blueprint America about how Americans can live in suburbia as they age. Already, the suburbs are a tough place to get around. Getting older won’t make it any easier.