The supporter looked sheepish, then covered her face with her placard.
Construction is reportedly underway on a partially "see-through" border wall in El Paso, Texas.
"We have two options: we have military and we have Homeland Security," Trump said. "I'd rather get it through politically, I'd rather get it through Congress."
The University of Iowa student was allegedly killed by a man who had entered the U.S. illegally from Mexico.
A group of scientists said the border bisects 1,506 native terrestrial and freshwater animal and plant species' geographic ranges.
"I reckon that some of this will certainly be implemented," said Israel's public security minister, Gilad Erdan.
Americans see immigration as a problem in larger numbers than any other time in the history of the poll.
Restricting both legal and illegal immigration has played a key part in Donald Trump's rhetoric and policies.
The new "anti-climbing plate" will take over 14 miles of improvised border fencing and is created from scrap metal.
In exchange for money, donors will get their names engraved on a commemorative display near the proposed wall.
In an interview with Newsweek, the former president shares his views on Mexico's presidential elections, the "f****n wall" and Trump.
So began the attorney's terrible, horrible, no good, very bad day.
"It won't be the Mexican government [paying for the wall]; it will be the Mexican cartels, and that's probably the better party to bill there."
One lawmaker called the whole thing a "stupid and ridiculous" hearing, while several others left the room.
"Today's verdict demonstrates the persistent obstacles to accountability in Border Patrol," the Kino Border Initiative said.
Without Trump, Mexico would not be more united than ever.
President Donald Trump strikes a popular note.
"We've got a leaking boat on our border," homeland security adviser Tom Bossert said.
The T-shirt features a cartoonish rendering of Donald Trump as a crying baby who has soiled a diaper styled to look like the American Flag.
Trump has called the U.S.-Mexico border situation a "crisis" and is sending National Guard troops to the southern border.
President Donald Trump claims Mexican officials haven't been doing their part to secure the southern border. In the first two months of 2018 alone, Mexico deported more than 16,000 people.
"President Trump [is] working hard to make April 'Camp of the Saints' month for right-of-center America," political commentator David Frum tweeted.
The president made his feelings clear in a series of tweets.
"Further delay and inaction on immigration reform will cost more innocent lives, more financial hardships, and an even greater decline in the public trust."