Rescue efforts under way after bus plunge in Henan

A broken bridge guardrail is seen near the Jiangang reservoir in Zhengzhou, capital of central China's Henan province, Sunday, February 28, 2010. A bus heading for Xinmi from the Zhengzhou South Bus Station with 18 passengers on board broke the guardrail and plunged into the water below at about 5 pm on Sunday. Seven people were rescued and at least three were dead as of 9 pm. [Photo/Xinhua]