Mothers crossing the Mexico-U.S. border risk everything to reunite with their children

• Maria says the smugglers formed a human ladder and told her to climb up by grabbing their shoulders and the steel bars of the border wall between Mexico and California.
• The human smugglers picked a spot along the border wall near Tecate, a municipality about 50 kilometres east of Tijuana.
• It was June, and Maria was trying to return to the U.