For years, Palestinians have relied on a maze of tunnels connecting Gaza Strip with Egypt to transport goods.
But the Egyptian authorities have begun to shut them down, and it is believed that nearly 35 per cent are now closed.
The closing down of the tunnels, which are considered crucial for the supply of many essential commodities, have prompted fears of an economic crisis in Gaza.
Al Jazeera's Cal Perry reports from Rafah border.
Source: Al Jazeera