March 12, 2019 AT 3:00 AM

Decline in the number of kids enrolled in Medicaid and the Children’s Health Insurance Program from 2017 to 2018. The size of the drop is unusual. Experts cite several potential reasons for it: the improving economy, the Trump administration's actions to undermine the Affordable Care Act, changes in data systems, immigrants’ fears of signing up for government benefits, and uncertainty over program eligibility.