we are going to be working with china. china. china. china. china. china. the u.s. will be keeping a close eye on china next week. the government is expecting chinese spies to be swarming singapore. they are expected to deploy their sophisticated repertoire of intelligence gathering technique. some of the tactics is u.s. is watching out for, paid eves droppers working among the wait staff in singapore restaurants. bugs or other electronic surveillance in the hotel where some of the participants are staying. china could even listen into mobile phones, including when they are turned off. china has apparently become very good at spying techniques. one american official working in china brought a hotel key card back to the u.s. where security found a microphone embedded inside. how is that possible? as a former assistant secretary of state told nbc news, all is fair in love, war, and espionage.