As US-China relations reach a boiling point, Washington has started to screen Chinese students at airports for technology theft.
When Boston Logan International Airport’s announcement asked Keith Zhang to come to the boarding desk, he thought it was a regular boarding check.
But when he saw two armed American officers expecting him there, his heart sank.
“They questioned me under the premise that I am here to steal technology,” Keith Zhang – not his real name – tells the BBC.
Zhang, a 26-year-old PhD