"Americans need to keep in mind how difficult and dangerous these journeys are—yet, people are doing it anyway," said Mark Feierstein, who worked as a special assistant to the president and senior director for Western Hemisphere affairs under the Obama administration.
"This policy is placing vulnerable people in areas controlled by criminal organizations, which see migrants as a commodity and a source of income," said Maria Hernandez, of MSF Mexico.
"There's a lot of misinformation that we are not allowing people to brush their teeth. This is a toothbrush," Chief Patrol Agent of the Border Patrol's Tuscon Sector, Roy Villareal, says in a bid to debunk reports on facilities in another state.
"This is exactly what they wanted to happen. This is exactly what President Trump wanted to happen," said Texas Representative Diego Bernal.
"Your leadership, integrity, and intelligence are sorely needed and missed," one social media user wrote.
Kushner said, "the door is always open for the Palestinian leadership."
"Their very human dignity is under assault, and it's being done in our name," Senator and 2020 presidential candidate Cory Booker said.
The eight-year-old's stepfather, Salvatore Schachter, said the messages sent to his family became "increasingly personal, dark and dangerous."
"People with mental illness are not being treated the way they should be," Black Lives Matter Co-Founder Patrisse Khan-Cullors said.
"If these agents treat Congressional representatives with cruelty and disdain, one can only imagine how terribly migrants are treated," the National Organization for Women said.
"Let's not forget that the inclusion of a citizenship question was not driven by any lawful justification—the Supreme Court made that abundantly clear—but instead, by a discriminatory agenda," California Secretary of State Alex Padilla said.
"If you want a friend, be one. If you want to lose a friend ignore that person," former DNC Deputy Chair Keith Ellison said.
One of the first things Vermont Senator Bernie Sanders has vowed to do if elected president is "shut down the child detention centers across the country."
"We can't just focus on the children anymore. I met grandmothers, mothers and fathers who are suffering," said Democratic Representative Rashida Tlaib.
At least 129,517 people were deported from the country by the U.S. Immigration and Customs Enforcement agency in the first two quarters of fiscal year 2019.
Is President Donald Trump's long-promised border wall an immigration deterrent or simply a "vanity project?"
Both companies have defended themselves against criticism of their lucrative contracts with the Immigration and Customs Enforcement agency.
"We are proud to partner with Canada to promote democracy, human rights, and respect for the rule of law around the globe," Secretary of State Mike Pompeo said.
Human Rights Watch U.S. Program Executive Director Nicole Austin-Hillery said she and other lawyers were told they could not meet with sick migrant children for their own safety.
"The most horrifying part of this story is that the Justice Department fought to prevent these doctors from having access to the children," said former head of the U.S. Office of Government Ethics Walter Shaub.
"Many of the parents are being extorted in relation to the children's process," Tekandi Paniagua, the Guatemalan consul general in Del Rio, said.
"Some kids are only two or three years old and they have no one to take care of them," one 11-year-old boy being held under federal custody said.
"Words matter," New York Rep. Alexandria Ocasio-Cortez said.
The White House then called on Congress to "act to end this crisis" unfolding at the U.S.-Mexico border.
"Restrictions like 'Remain in Mexico'...are what caused these deaths and the countless others that occur on the border every day," RAICES said.
"Right now, what we have is a system that's breaking down, and when that happens it is ultimately the kids who are hurt the most," said Democratic Representative Diana DeGette of Colorado.
"As a company that helps children become their best selves—curious, creative, caring, and confident—we want kids to understand the importance of having moral courage," Highlights for Children CEO Kent Johnson said in a statement.
They said I was too young. They said I didn't look like a district attorney," said 31-year-old Tiffany Cabán, who declared victory in the Queens District Attorney election race on Tuesday night.
The Trump administration is forcing "families to cross between ports, ensuring greater suffering and death," 2020 Democratic contender Beto O'Rourke said.
Melania Trump said she and President Donald Trump could think of "no better person" to serve as the U.S. leader's new press secretary.