Trump's plan to use the military for mass deportations faces sharp legal limits. The administration's few options come with major potential blowback.

In the aftermath of Donald Trump’s election to a second term as president, attention has turned to his highest-profile campaign promise: the massdeportation of millions of undocumented immigrants living in the United States.

With a governor’s approval, the National Guard can detain individuals, but the other military branches can only offer logistical support for immigration enforcement.