Homeland Security Secretary joins CNN’s Dana Bash to discuss her trip to Guantanamo Bay and President Trump’s plan to detain thousands of undocumented immigrants there.

In the 1990s, the U.S. used Guantánamo Bay to hold Haitian and Cuban immigrants intercepted at sea. The Trump administration is now sending to Guantánamo people who were arrested on U.S. soil. That ...

Internal Customs and Border Patrol memos obtained by Fox News show that migrants heading for the U.S. are turning around after learning about increased border security.