Palestinian refugees flee fighting in Syria

Palestinians who fled violence in the Syrian refugee camp of Yarmuk are seen at the Masnaa Lebanese border crossing with Syria as people stamp their documents before entering Lebanon on December 19, 2012. A large number of Palestinians refugees and others who fled the Damascus suburb of Yarmuk and the Yarmuk refugee camp arrived at the border crossing fleeing the fighting in and around their district. According to the United Nations agency for Palestinian refugees the population of the refugee camp has halved as Syrian rebels made advances in a fierce battle for control of the camp in southern Damascus the Syrian Observatory for Human Rights said. (AFP/Getty Images)