Our Southern Border is now open to large cruise missiles:

Payload: 40 tons, HE, HEAP, CBW, Nuclear

Power Plant: turbocharged reciprocating diesel
engine

Cruising Range: unlimited

Cruising Speed: 0 - 100 mph

Maneuverability: capable of 90 degree turns, can also
come to full stop and back up

Radar Signature: None

Vulnerability to Defense Systems: Immune - gets free pass at
inspection stations

Guidance System: Very sophisticated, can be retargeted
at will, accurate to within inches
in any weather condition