 Kwemavhiki anoverengeka kutanga musi waSeptember 18, 2001, tsamba dzaiva nechisimbiso chepositi cheTrenton, New Jersey uye dzaiva nemabhakitiriya eanthrax dzakatumirwa kumahofisi anoverengeka enhau uye kumaseneta maviri eUnited States. Tsamba dzacho pakupedzisira dzakagadziriswa kuva dzakatumirwa ikoko nesayendisiti inogara muMaryland. 