营救组 meaning in English

rescue party
wrecking crew

The rescue party embarked on freeing the boy trapped in the hollow tree
营救组开始着手解救那个陷在空心树里的男孩。
Rescue work was still underway at the haidian district of beijing , but rescue officials held out little hope that the workers could be able to survive the accident
营救工作仍然在北京海淀区进行着,但是营救组的领导说: "这六个工人仍然存活的希望已经不大了.