The number of immigrant children in U.S. custody grew by over 1,500 in just two days, according to newly released federal data. Just over 18,000 minors who illegally crossed the southern border of the United States without a parent or guardian were in the custody of Customs and Border Protection (CBP) or the Department of Health and Human Services (HHS), as of March 25. Roughly 5,500 were in CBP custody. That’s where children go initially after being apprehended, before being transferred to HHS. The number of children in U.S. custody was 16,513 as of March 23. America is dealing with a surge in illegal border crossings, as well as a sharp increase in the number of young immigrants arriving without responsible adults. Experts have told The Epoch Times that the rise is due to President Joe Biden rolling back key Trump-era policies, such as stopping the policy of sending unaccompanied minors back …