Mexican and U.S. officials plan to seal of an underground tunnel between El Paso, Texas and Mexico they say was used by human smugglers.

Shawn Ryan served as a Navy SEAL for almost six years ... Kenneth Valentine served as a special agent in the US Secret Service for 24 years and protected three sitting presidents, Bill Clinton ...

Trump later thanked the US Secret Service and law enforcement for their ... Prince, who reportedly served as a Navy SEAL from 1992 to 1996, pointed to several of the USSS' alleged shortcomings ...