Teenagers stand in a metal cage to protest the policy of migrant family separation along the U.S.-Mexico border in front of the United Nations offices in Geneva, Switzerland, June 17, 2019. /VCG Photo

Youths wore T-shirts marked “#ClassroomsNotCages” during the protest in front of the UN's European headquarters. /VCG Photo

“In the past five months, 2,500 children have been separated from their parents at the U.S.-Mexico border. This is despite a judge’s order to stop and to reunify the children,” said Randi Weingarten, president of the American Federation of Teachers, which helped organize the protest. /VCG Photo

The rights council secretariat refused to comment, only saying that its complaint procedure is confidential and lengthy. /VCG Photo