Raleigh is growing. That statement is not news to anyone who's tried to get across town at rush hour. More people often does mean more traffic and longer commutes. As a part of our on-going coverage of growth and sustainability -- today we begin a North Carolina Voices series that looks at how the Triangle area will meet the transportation needs of a rapidly growing population. We begin with Eric Hodge's conversation with Mitchell Silver, the Director of Planning for the City of Raleigh.