为保燃料供应，美国一地进入紧急状态

Group 1 - The state of Oregon has declared a state of emergency to ensure sufficient fuel supply during the closure of the Olympic pipeline due to a leak [1] - The Olympic pipeline, operated by BP, supplies over 90% of the fuel to Oregon and has been closed for a week since the leak was first reported [2] - BP is currently investigating the source of the leak as part of their response efforts [2]