Massena, NY, Jul 10, 2009 — U.S. and Canadian dignitaries will officially open the St. Lawrence Seaway's 50th anniversary celebration this afternoon in Massena. The Obama Administration is sending department of transportation Secretary Ray LaHood. Seaway administrator Terry Johnson will also be on hand to speak. Johnson took over the U.S. agency that runs the Seaway two and a half years ago. He spoke with David Sommerstein about the waterway's legacy and future.