This week, protesters blocked several buses transporting mostly women and children to a processing center in Murrieta.
That's part of a federal plan to bring migrants to sites in the region, including in El Centro to help with the overflow from South Texas. Officials say more than 50,000 children have been detained this year for making the crossing.
There are a few reasons why there's been a recent influx of young people coming to the U.S. For one, dire conditions in Central America is the most recognized reason, but there are also rumors that children coming to the U.S. alone will have an easier time staying here.
For more on why these kids are coming to the United States, we're joined by Southern California Public Radio's Leslie Berestein Rojas.