PBS's Mark Shields on Friday said Sarah Palin's decision to resign as the governor of Alaska is "like Ted Kennedy's Chappaquiddick." This astonishingly came moments after he called Nancy Pelosi the most effective House Speaker in his lifetime Read more: http://newsbusters.org/blogs/noel-sheppard/2010/11/06/mark-shields-palin-quitting-governor-kennedys-chappaquiddick#ixzz14Vz5CaMu