This article from the Washington Post tells the story of a family, and others like them, who migrated from El Salvador to the United States and were separated upon crossing into the US. The mother, Silvana Bermudez, was traveling with her three children to flee gang violence in El Salvador and the four of them were detained at the border, where her children were taken away from her. "Once a rarity, family separations at the border have soared under President Trump, according to advocacy groups and immigration lawyers," says the article.
The article explains that many families are fleeing violence in Central America and outlines some of the dangers many children are facing due to gangs like MS-13. It also explains the hardships that families like Silvana Bermudez's face when they are separated and detained at the border, often being sent to detention facilities in different states and unable to see or communicate with their family members.