The White House's "zero tolerance" immigration policy, which prompted the separation of immigrant families at the US-Mexico Border, sparked outrage throughout the nation. Demonstrators in cities across the United States gathered Saturday in passionate protest.

Chicago: Protesters fill Daley Plaza to listen to speakers and show opposition to the White House's immigration policies.
Chicago: Protesters fill Daley Plaza to listen to speakers and show opposition to the White House's immigration policies.
Kamil Krzaczynski/EPA-EFE
Los Angeles: A woman attends a protest outside the Metropolitan Detention Center, after marching to decry Trump administration immigration and refugee policies.
Los Angeles: A woman attends a protest outside the Metropolitan Detention Center, after marching to decry Trump administration immigration and refugee policies.
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Indianapolis: An activist holds a poignant protest sign at the Indiana Statehouse.
Indianapolis: An activist holds a poignant protest sign at the Indiana Statehouse.
Darron Cummings/AP
Los Angeles: A woman with "we care" written on her hands lifts them up at a protest outside the Metropolitan Detention Center.
Los Angeles: A woman with "we care" written on her hands lifts them up at a protest outside the Metropolitan Detention Center.
David McNew/Getty Images
New York: People march across the Brooklyn Bridge in support of families separated at the border.
New York: People march across the Brooklyn Bridge in support of families separated at the border.
Spencer Platt/Getty Images
Chicago: A young girl holds a sign as she takes part in the protest.
Chicago: A young girl holds a sign as she takes part in the protest.
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Washington: A protester reacts to speakers in a crowded Lafayette Square across from the White House.
Washington: A protester reacts to speakers in a crowded Lafayette Square across from the White House.
Alex Brandon/AP
Boston: US Sen. Elizabeth Warren of Massachusetts speaks at the rally while a protester holds the flag of El Salvador in the foreground.
Boston: US Sen. Elizabeth Warren of Massachusetts speaks at the rally while a protester holds the flag of El Salvador in the foreground.
Winslow Townson/AP
New York: Activists shout at the rally to end family separation.
New York: Activists shout at the rally to end family separation.
Kevin Hagen/AP
Casper, Wyoming: People write letters to members of the Wyoming congressional delegation following an immigration rally in Pioneer Park.
Casper, Wyoming: People write letters to members of the Wyoming congressional delegation following an immigration rally in Pioneer Park.
Josh Galemore/AP
Washington: Protesters, many of them holding signs, gather in Lafayette Square across from the White House. The sign in the foreground translates as "families belong together."
Washington: Protesters, many of them holding signs, gather in Lafayette Square across from the White House. The sign in the foreground translates as "families belong together."
Alex Brandon/AP
New York: A protester marches across the Brooklyn Bridge.
New York: A protester marches across the Brooklyn Bridge.
Eduardo Munoz Alvarez/AFP/Getty Images
Austin, Texas: A demonstrator uses baby clothes to spell out the word "reunite" during a rally against the Trump administration's immigration policies outside the Texas Capitol. Demonstrations are being held in cities across the United States on Saturday to call for the reunification of separated families and to protest the detention of children and families seeking asylum at the border.
Austin, Texas: A demonstrator uses baby clothes to spell out the word "reunite" during a rally against the Trump administration's immigration policies outside the Texas Capitol. Demonstrations are being held in cities across the United States on Saturday to call for the reunification of separated families and to protest the detention of children and families seeking asylum at the border.
Tamir Kalifa/Getty Images
Albuquerque, New Mexico: A protester holds a sign as demonstrators gather downtown at Civic Plaza calling for an end to family separation.
Albuquerque, New Mexico: A protester holds a sign as demonstrators gather downtown at Civic Plaza calling for an end to family separation.
Susan Montoya Bryan/AP
New York: Demonstrators at Foley Square raise their fists in protest.
New York: Demonstrators at Foley Square raise their fists in protest.
Cedric von Niederhausern/Bloomberg/Getty Images