Yet Trump's solution is to double-down on the shutdown threat. We have so much economic goods on both sides. "This is a National Emergency", Trump wrote in a Twitter post. "So we asked our Deputy to tap in and take over the trip", the official said. "Some people call it truck roads".
Mexican manufacturers are also highly integrated in USA supply chains and the closure could disrupt business for a variety of American businesses.
"I've talked to various officials and DHS and others who are more knowledgeable than I, and that is possible".
But while Kudlow said the president is correct to be sounding the alarm about immigration, he wouldn't agree with the president that security is more important than trade.
"Nogales survives completely from Mexicans crossing over", said Lizeth Babuca, who is a teller at a local bank in Nogales, Arizona.
Senate Republicans have also begun sounding alarms about what might happen if Trump follows through on his threat, focusing on the economic impact because that often resonates with Trump.
Ducey told reporters he would support this measure if it was absolutely necessary.
MI auto plants could be some of the biggest casualties if the President's threat to shutdown the US-Mexican border comes to fruition. The Mexican government previous year agreed to restructure the North American Free Trade Agreement after Trump threatened to rip up the 1994 deal.
"The truth is, immigrants seeking refuge in our country aren't a threat to national security".
But the recent surge of families and other migrants trying to cross into the USA has led Trump to call for even more immediate steps, with his focus in recent days shifting to closing down the border.
"One thing we're going to see with this large field of Democratic candidates on every issue is that they're going to keep moving to the left of one another to the point where they're so far out there that the American people are going to look at them and say, 'These guys are insane'".
New Troubling Details Emerge From The AAF’s Folding
The de facto owner of the AAF, Dundon swooped in with his investment proposition after the league's very first round of games. He recently announced that they are opening up two spots in the upcoming April tryouts for AAF players.
"All you hear me talking about is trade, but let me just give you a little secret - security is more important to me than trade".
But Trump also this week was reportedly weighing the appointment of a border "czar" to combat what he has called a "crisis".
Nielsen confirmed the announcement in a news release, saying that Padilla will lead the border emergency cell effectively immediately to "improve information sharing and coordinate interagency support to (Customs and Border Protection) and (Immigration and Customs Enforcement) efforts to bring the situation under control".
The U.S. auto industry imports $59.4 billion worth of parts from Mexico while exporting $32.5 billion worth of parts to assembly plants in Mexico.
"Wait times in Brownsville [Texas] were around 180 minutes, which were two times the peaks of previous year", said a senior DHS official on a call with reporters.
And when the Otay Mesa, California, entry port closed for the night Monday, 150 trucks were still waiting to get into the U.S.
Trump had acknowledged the economic costs of shutting down the border earlier in the day in the Oval Office.
White House Press Secretary Sarah Huckabee Sanders said that "we're at a breaking point", and Democrats have "left the president absolutely no choice".
Arrests along the southern border have skyrocketed in recent months and border agents were on track to make 100,000 arrests or denials of entry in March, a 12-year high.