Dozens trapped in tunnels after Taiwan's strongest quake in 25 years kills at least nine

By Wayne Chang and Helen Regan, CNN Taipei, Taiwan (CNN) — Rescuers in Taiwan scrambled to free dozens of people trapped in highway tunnels after the island was struck by its strongest earthquake in 25 years Wednesday, killing at least nine and injuring more than 900 others. The powerful 7.4 magnitude tremor shook the island's east coast, hitting at 7:58 a.m. local time 18 kilometers (11 miles) south of Hualien city and at a depth of 34.8 kilometers (21 miles), according to the US Geological Survey (USGS). It was followed by several strong aftershocks with tremors felt across the island,…