'Egypt has done more damage to Gaza tunnels in a few weeks than Israel did in 2 decades' Cairo has been pumping water into Gaza's underground network of tunnels to stop the flow of weapons from the coastal envoy to militants in Sinai.http://www.jpost.com/Middle-East/Egypt-has-done-more-damage-to-Gaza-tunnels-in-a-few-weeks-than-Israel-did-in-2-decades-432022