In her last act as secretary of Homeland Security, Kristi Noem helped strike a new deal that would allow the Trump administration to deport immigrants from other countries to Costa Rica, the Central American nation confirmed Thursday. Noem, now in her new role as Shield of the Americas envoy with the U.S. State Department , signed the deal permitting the so-called third-country removal of illegal immigrants who are unable to return to their home country. Costa Rican Public Security Minister