This is just the beginning,” one Defense official said about the deployment of active-duty troops to the border with Mexico.

U.S. President Donald Trump on Monday said he wants Congress to pass a bill that includes an increase in funding to secure the country's borders. "In the coming weeks, I'm looking forward to working with Congress on a reconciliation bill that financially takes care of our plans to totally and permanently restore the sovereign borders of the United States once and for all,

Federal agents launched targeted arrest operations while a wave of military troops deployed to the U.S.-Mexico border