Under pressure from Democrats in the state, N.J. Gov. Chris Christie today accepted the resignation of his top staff appointee to the Port Authority of New York and New Jersey after a controversy over whether several local lanes were shut down on the busy George Washington Bridge for political reasons. In the hastily arranged news conference this morning, Christie announced that Bill Baroni, the deputy executive director of the Port Authority, will be replaced by Deborah Gramiccioni, whom Christie called one of his “most trusted friends and advisers over the last 10 years.”.. The flap is over the mysterious closure...