House intelligence committee Republicans were surprised to learn this week that a member of their committee, Democratic Rep. Eric Swalwell, was targeted by a suspected Chinese spy who slept with US politicians as a tactic to elicit information. Swalwell, who represents a California district south of Oakland, received an FBI “defensive briefing” in 2015 on operative Fang Fang, but most if not all Republicans on the elite committee weren’t told that a colleague had been targeted by China. Fang, also known as Christine Fang, returned to China in mid-2015 as US officials heightened their scrutiny of her string of honey-trap...