Department of Homeland Security spokesperson Tyler Houlton said citizens of countries outside Central America, including the Middle East, were "currently traveling through Mexico toward the U.S." but cited no proof.
The agents detained the jogger and sent her to the DHS-operated Tacoma Northwest Detention Center more than 124 miles away
DHS officials say the National Guard's support at the border has already led to more than 1,600 apprehensions.
City officials confirmed the FBI and DHS have been notified of the cyberattack.
He said the president has been unfairly attacked for his "both sides" comment.
For some users, hate speech dropped as much as 80 to 90 percent.
"As we saw in Charlottesville, this mission is more important than ever," George Selim said.
The security services made clear to Trump that the white supremacist movement posed a threat of violent attacks.
Tens of thousands of Haitians live in the U.S. under Temporary Protected Status.
The DHS would not confirm Wednesday whether an announcement revising its March policy, which targeted 10 Middle Eastern and African airports, was coming.
The more the administration heats up its paranoid rhetoric, the more Americans feel embattled.
The homeland security department is considering the proposal in part to deter mothers from illegally migrating to U.S. with children, government officials tell Reuters.