As the children cried to be with their parents, one border agent joked in Spanish, "Well, we have an orchestra here, right?"
Since the Trump administration's zero-tolerance policy was debuted over a month ago, the number of people in detention centers has risen and backlogs have built up in courts.
President Donald Trump has doubled down on his tough immigration rhetoric, vowing to keep arresting illegal immigrants and blaming Democrats for wanting illegal immigrants to pour in as their potential voters.
Charlie Baker has also refused to send troops to the border, citing the "cruel and inhumane" separation of families. For those who come with families, their children are removed from them. "What has happened for us to have to craft legislation to say, 'Don't pull kids out of the arms of their mothers, '" he said. "Rather, its implementation and its execution are taking place exclusively at your direction, and the unfolding tragedy falls squarely on your shoulders".
And one of Trump's top allies in Congress said he would introduce stand-alone legislation to stop the family separations - in case a pair of House Republicans' broader immigration bills fail this week.
People attend a rally protesting the separation of children from their families while crossing the USA border illegally on June 14, 2018 in NY.
Chris Sosa is the Senior Editor at AlterNet.
In an extraordinary intervention on the key issue of immigration, First Lady Melania Trump has released a statement that many commentators are seeing as an implicit criticism of her husband's policy on the separation of migrant children from their parents. "It is immoral. And it breaks my heart".
"She believes we need to be a country that follows all laws, but also a country that governs with heart", her spokeswoman Stephanie Grisham told CNN.
Democrats have accused Mr Trump of effectively turning the children into political hostages to secure stricter immigration measures, such as funding for a US-Mexico border wall. "Period.", while at the same time arguing that the policy of holding migrant children was done for their own safety.
Two immigration bills under consideration in the House could address the separations, but the outlook for passage is dim. Conservatives say the compromise legislation that GOP leaders helped negotiate with moderates is inadequate.
GOP senators including Lindsey Graham of South Carolina, Jeff Flake of Arizona and Susan Collins of ME also said they've been discussing family separation legislation.
"Put simply, the deliberate separation of children and their parents who seek lawful asylum in America is wrong".
In April Attorney General Jeff Sessions notified all U.S. Attorney's Offices along the border of a new "zero-tolerance policy" under a federal law that prohibits both attempted illegal entry and illegal entry into the United States by an alien.
Bavaria's Christian Social Union (CSU), anxious about losing votes to a new right-wing party in an October regional election, wants a ban on admitting migrants into Germany who have already registered in another EU country.
Amnesty International argues that these acts deliberately inflict such mental suffering that they constitute torture - inflicted not just on adults facing harsh choices, but also children who can not make choices at all.