In China, thirteen crew members have gone missing after a fishing boat sank off the Zhejiang coast in eastern part. Seven persons have been rescued. State-run Xinhua news agency reported today that local maritime authorities were informed about the sinking last morning and requested the Donghai Fleet of Chinese People's Liberation Army Navy to assist them in the rescue operations.<br/><br/>The steel-hull boat, sank 130 sea miles to the east of Zhoushan City in Zhejiang Province. Three naval frigates were sent to the shipwreck site. Another naval vessel carrying a rescue helicopter has also joined the operations.