https://www.facebook.com/AagWallpapers\nhttp://www.youtube.com/LatestNewsPlatform\nLatest News Platform\nPlease Subscribe LatestNewsPlatform\nRival sides in Egypt's political crisis are staging rallies in Cairo a day before the first round of voting begins on a contentious draft constitution.\n\nThe National Salvation Front of opposition groups has organised demonstrations at the presidential palace and in Cairo's Tahrir Square on Friday