The content originally appeared on: CNN Chinese-claimed Taiwan has complained for a year or more of repeated missions by China's air force near the democratically governed island, often in the southwestern part of its air defense identification zone, or ADIZ, close to the Taiwan-controlled Pratas Islands. Taiwan calls China's repeated nearby military activities 'gray zone' warfare, designed to both wear out Taiwan's forces by making them repeatedly scramble, and also to test Taiwan's responses. Over a four-day period beginning on […]