In reversal, Reince Priebus says green card holders won't be barred in US

Priebus adds that agents had discretionary authority to detain and question suspicious travellers

A top White House official appeared to reverse a key part of President Trump’s immigration order on Sunday, saying that people from the affected countries who hold green cards will not be prevented from returning to the United States.

But the official, Reince Priebus, the White House chief of staff, also said that border agents had “discretionary authority” to detain and question suspicious travelers from certain countries. That statement seemed to add to the uncertainty over how the executive order will be interpreted and enforced in the days ahead.

Part of the president’s order gives preferential treatment to Christians who