黑龙江海林一建筑坍塌9人被困，已有2人被救出，身体情况不明，救援工作仍在持续

Group 1 - A building partially collapsed in Hailin Town, Heilongjiang Province, at around midnight on March 29, trapping 9 individuals [1] - As of March 29 at 11 AM, two individuals have been rescued, but their health status remains unknown [3] - Multiple departments, including fire, emergency, and construction management, are actively involved in the rescue operations [3]