To the Editor: Economists warn us that social safety nets like Social Security and Medicare could be in peril because of a shrinking tax base due to an increasingly aging population and a declining pool of young workers, as reported in various articles such as Christopher Rugaber in USA TODAY, 07/05/2021, and authors Brancaccio, Farrell, and Shin in Marketplace Morning Report, 05/19/2021. And now we have a crisis on our southern border as thousands of immigrants, refugees and their families, desperate to come to America, fleeing from danger and deprivation, seeking opportunities and safety, overwhelm border security resources and personnel.