We Know How to Prevent Traffic Deaths. Our Goal Should Be Zero. Tens of thousands of people die on our streets and highways every year. There are proven evidence-based strategies that could make our roads safe for everyone. April 28, 2021 • (mpynes@pennlive.com) CSVT bridge across the West Bran/TNSI will never forget the feeling of leaving at a moment’s notice to fly to the scene of a deadly transportation disaster. During my time as vice chairman of the National Transportation Safety Board, I accompanied dedicated NTSB investigators as we raced to the site of a tragedy, day or night.