Julián Castro: Trump's border czar embodies 'dark heart' of administration's immigration policy

Former Secretary of Housing and Urban Development Julián Castro (D) sharply criticized incoming “border czar” Tom Homan during a Friday appearance on MSNBC’s “Morning Joe," saying a "heart of cruelty" is behind President-elect Trump's strident immigration policies.

Homan, who has encouraged undocumented immigrants to "self-deport" out of the U.S., said this week that family detention centers will be necessary to carry out Trump's mass deportation plans, with halfway houses needed for...