ARTICLE AD BOX
A closed-circuit video camera zoomed in on the tarmac of Seattle’s Boeing Field one recent afternoon, buffeted by 30-mile-an-hour gusts as it captured the arrival of a charter jet. The jet rolled to a stop alongside two buses. Behind their tinted windows, still invisible to the camera, were people waiting to be deported from the United States. “Windy,” muttered a woman watching the video feed on a...