Smoke billows and gun fire rings out through the streets the morning after clashes broke out in a restive Palestinian refugee camp of Ain Al-Helweh in south Lebanon. The fighting in the Ain al-Helweh camp once again pitted members of Palestinian president Mahmud Abbas's Fatah movement against Islamist militants, a source within the Palestinian camp's leadership said, requesting anonymity as they were not authorised to speak to the media. IMAGES