A Palestinian youth works as a smuggler in a tunnel along the Gaza-Egypt border in Rafah, in the southern Gaza Strip on September 30, 2012.. Since last month, Egyptian military have destroyed about 30 tunnels and blocked more which were used for smuggling to and from the Gaza Strip. The tunnels are a vital lifeline for supplies of food, clothes, building materials and fuel into the impoverished Palestinian territory subjected to an Israeli blockade since 2006. UPI/Ismael Mohamad