"China’s spies are waging an intensifying espionage offensive against the United States"

Atlantic:

About 10 years ago, Charity Wright was a young U.S. military linguist training at the elite Defense Language Institute Foreign Language Center at a base called the Presidio in Monterey, California. Like many of her peers, Wright relied on taxis to visit the city. There were usually a few waiting outside the base’s gate. She’d been assigned to the institute’s Mandarin program, so she felt lucky to frequently find herself in the cab of an old man who told her he’d emigrated from China years ago. He was inquisitive in a way she found charming at first, letting her practice her new language skills as he asked about her background and family. After several months, though, she grew suspicious. The old man seemed to have an unusually good memory, and his questions were becoming more specific: Where is it that your father works? What will you be doing for the military once you graduate?