Rescuers in China today intensified their search for residents missing in the 7.0-magnitude earthquake. The quake struck a mountainous region in China's southwest Sichuan province, killing at least 20 people and injuring more than 400. <br/><br/>Xinhua news agency said, authorities evacuated more than 50,000 people, including 126 foreigners. Twenty people have been confirmed dead while the number of injured has risen to 431. The quake had struck Jiuzhaigou County on Tuesday. Jiuzhaigou is a popular tourist destination in the mountains on the eastern edge of Qinghai-Tibet Plateau. <br/><br/>Rescue workers today found 16 people trapped at a scenic spot called Panda Sea in Jiuzhaigou. Firefighters are working to secure the safety of tourists and residents stranded in areas where roads have been blocked by fallen rocks and landslides.