UN peace envoy <a gi-track='captionPersonalityLinkClicked' href=/galleries/search?phrase=Lakhdar+Brahimi&family=editorial&specificpeople=226950 ng-click='$event.stopPropagation()'>Lakhdar Brahimi</a> (L) and Lebanese Foreign Minister Adnan Mansour speak on September 26, 2012 in New York City. The opening of the 67th assembly session is on Tuesday, September 25, and is to be attended by 123 Presidents and Prime Ministers and scores of Foreign Ministers.