NAHR AL-BARED, LEBANON: Lebanese soldiers patrol in the outskirts of the Palestinian refugee camp of Nahr al-Bared in northern Lebanon, 04 June 2007. The eruption of deadly violence at a second Palestinian refugee camp in Lebanon has raising fears of violence spreading through the country’s dozen camps that have become breeding grounds for extremism. AFP PHOTO / RAMZI HAIDAR (Photo credit should read RAMZI HAIDAR/AFP/Getty Images)