A plane crash near Butler, Missouri has left twelve people presumed dead, according to local authorities. The incident occurred in proximity to the local airport, though specific details regarding the crash site remain limited. CNN reported the news, citing information from local officials. The cause of the crash is currently unknown and an investigation is underway. Authorities have not yet released information regarding the type of aircraft involved or the identities of those on board. Recovery efforts are expected to begin as soon as possible, pending favorable conditions. This is a developing story and further updates will be provided as they become available.