Marianne Karth writes:As I was contemplating whether to go next week to Ralph Nader’s Breaking Through Power: A Historic Civic Mobilization, I checked my email and saw that there was a new Public Comment posted on the Federal Register regarding the Notice of Proposed Rulemaking on Underride Guards….Somebody, please get me an audience with President Obama next week (now I have to go to that conference). I need him to tell me to my face that it is not a matter of life & death for him to adopt a National Vision Zero Goal, to establish a White House Vision Zero Task Force, and to sign a Vision Zero Executive Order which will pave the way for Vision Zero Rulemaking at DOT.”