Estef Fuentes, 5, lays on the ground covered in a shinny blanket during a demonstration at a “Families Belong Together” rally in San Jose, Calif., on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. Fuentes along with three other members of Grupo la Solidaridad placed shiny blankets over themselves as they lay on the ground to show how many children at detention centers sleep. (Randy Vazquez/ Bay Area News Group)

A shadow of a protester during a “Families Belong Together” rally in San Jose, Calif., on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

People march along East Santa Clara Street after a “Families Belong Together” rally in San Jose, Calif., on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

Caterina Frazzitta, 3, watches from a distance as people speak during a “Families Belong Together” rally in San Jose, Calif., on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

Members of Movimiento Cosmico perform a dance before a “Families Belong Together” rally in San Jose, Calif., on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

Members of Grupo la Solidaridad cover themselves with blankets to represent the many children at U.S. Customs and Border Protection detention centers who sleep under mylar blankets during a “Families Belong Together” rally in San Jose, Calif., on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

Lizbertha Aliano speaks during a “Families Belong Together” rally in San Jose, Calif., on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

Lidia Doniz speaks during a “Families Belong Together” rally in San Jose, Calif., on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

About a thousand people gathered for a “Families Belong Together” rally at San Jose City Hall on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

About a thousand people gathered for a “Families Belong Together” rally at San Jose City Hall on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

People march along East Santa Clara Street after a “Families Belong Together” rally in San Jose, Calif., on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

About a thousand people gathered for a “Families Belong Together” rally at San Jose City Hall on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

Christina Rodriguez, right, carries a cage with two dolls in it to represent the children who are currently in detention centers during a “Families Belong Together” rally in San Jose, Calif., on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

Members of Grupo la Solidaridad lay blanketed on the ground to represent the many children at U.S. Customs and Border Protection detention centers who sleep under mylar blankets during a “Families Belong Together” rally in San Jose, Calif., on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

A sign that reads “POTUS GIVE THOSE CHILDREN BACK!” is carried in front of San Jose City Hall during a “Families Belong Together” on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

About a thousand people gather for a “Families Belong Together” rally at San Jose City Hall on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

About a thousand people gathered for a “Families Belong Together” rally at San Jose City Hall on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)

Monica Cardenas, left, chants during a “Families Belong Together” rally in San Jose, Calif., on Saturday, June 30, 2018. Several rallies were held across the country to protest family separation at the U.S.-Mexico border under President Trump’s “zero tolerance” policy. (Randy Vazquez/ Bay Area News Group)