[tiki]

The fence uys them the time to make these discoveries.

[Leep]

Any finger prints in the tunnel match data base?

[Mouton]

When we find these tunnels, why not set up a cyanide gas trip wire system??

[stars & stripes forever]

Tensions between the U.S. and Mexico have been heightened over the past year as Trump administration officials push for further cooperation to secure the southern border, including petitioning for more resources into the border wall.

Once the WALL is up, there won't be any more "TENSIONS".

[redshawk]

Read a while ago one near San Diego was 30 ft underground.

[a fool in paradise]

Sic the EPA on them for threatening the natural habitat of itchy ivy and snail darters.

[mylife]

Nogales is full of tunnels, the city straddles the border.

Water lines, sewer lines lace the border

[JimRed]

Wait until the tunnel is occupied. Pump in poison gas. Rinse. Repeat.

When the criminals wise up and start wearing protective gear, flood the tunnel. Rinse, repeat.

When they start carrying scuba gear, use explosives. No need to rinse or repeat.

[Rebelbase]

30 feet into Nogales made me think of this.

[sauropod]

.