This March 20, 2021, photo provided by the Office of Rep. Henry Cuellar, D-Texas, shows detainees in a Customs and Border Protection (CBP) temporary overflow facility in Donna, Texas. President Joe Biden's administration faces mounting criticism for refusing to allow outside observers into facilities where it is detaining thousands of immigrant children.
March 22, 2021
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March 22, 2021 2:10 p.m.
Photos of migrant detention highlight Biden's border secrecy
WASHINGTON (AP) — President Joe Biden's administration has tried for weeks to keep