A wall will free up man power wasted chasing border jumpers.
Tunnel-busting system wins top Israeli defense prize | The Times of …
https://www.timesofisrael.com/tunnel-busting-system-wins-top-israeli-defense-prize/
Jun 26, 2018 - Tunnel-busting system wins top Israeli defense prize … and Technological Infrastructure (MAFAT), the IDF's Ground Forces, the Gaza Division, …