Palestinians walk among the rubble of destroyed houses after clashes between Hamas and Fatah militants at Rafah camp in the southern Gaza Strip June 10, 2007. Rival Palestinian factions battled in the Gaza Strip on Sunday, raising the weekend death toll to at least three and 39 injured in the fiercest internal fighting since a ceasefire was declared nearly a month ago. REUTERS/Ibraheem Abu Mustafa (GAZA)