Taiwan deploys missile systems after 27 Chinese jets enter Air Defence Zone

China sent 27 aircraft to Taiwan's air defence identification zone (ADIZ), the island's Defence Ministry said on Wednesday hours after US House Speaker Nancy Pelosi left Taipei following a high-stakes visit that has spiked tensions in the Taiwan Strait. In response to Chinese aggression, Taiwan sent an air patrol to monitor the situation, and also deployed anti-aircraft missile systems. Watch the video for more.