More from the article...

... Wilkinson warned of a dangerously slippery slope on the horizon. "If today the Executive claims the right to deport without due process and in disregard of court orders, what assurance will there be tomorrow that it will not deport American citizens and then disclaim responsibility to bring them home?" he wrote.

"And what assurance shall there be that the Executive will not train its broad discretionary powers upon its political enemies?"

And he chided the administration broadly for its contemptuous attitude toward the judiciary, noting its calls for the impeachment of judges and "exhortations to disregard" court orders.

In this environment, he wrote, the executive and judiciary branches are coming "too close to grinding irrevocably against one another in a conflict that promises to diminish both. This is a losing proposition all around." ...

... The administration is "asserting a right to stash away residents of this country in foreign prisons without the semblance of due process that is the foundation of our constitutional order," wrote Judge J. Harvie Wilkinson in an opinion for a panel of the 4th Circuit Court of Appeals. ...

Due process.

Guaranteed by the Constitution.