Taipei holds air raid drill to prepare for Chinese attack

Taipei came to a brief standstill on Thursday when air raid sirens forced people off the streets and into underground shelters in a rehearsal for a Chinese attack. The annual civilian drill is being held in cities across Taiwan this week, alongside military training, to prepare the self-governed island for a potential Chinese invasion. FRANCE 24's Sharon Gaffney speaks to Alessio Patalano, Professor of East Asian Warfare and Strategy at King's College London.