Aftershocks continue to rattle Taiwan after a strong earthquake that killed at least six people and injured more than 200 others. The powerful 6.4-magnitude tremor struck at off the island’s east coast. Multiple buildings across the city of Hualien have been badly damaged. More than 140 people still remain unaccounted for from one building. Hualien, a popular tourist hub, is home to about 100,000 people. Residents in the city of Hualien have been told to stay away from their damaged homes, and about 800 have taken shelter in community buildings because of the aftershocks. Images from the city showed tilted structures, scattered debris and extensive damage to roads in the area.