Around 1,200 central Americans are marching up through Mexico with plans to cross the southern U.S. border.

Tuesday, Trump said he spoke with U.S. Defense Secretary Jim Mattis and may use the U.S. military to secure the border, telling the press pool, “We are going to be guarding our border with our military. That’s a big step.”

Reuters reported:

President Donald Trump on Tuesday said he planned to use U.S. military forces to protect the nation’s southern border with Mexico until there is a border wall and “proper security.”

“We are going to be doing things militarily,” Trump told reporters at the White House, adding that he had discussed the idea with U.S. Defense Secretary Jim Mattis.

But “militarize the border”? Facing a veritable invasion by people who fully plan to exploit existing immigration laws and regulations, ensuring our borders are secure is the first priority of the federal government.

So, basically this: