 Marshal Wyatt Earp received information that Frank Stilwell, Ike Clanton, Hank Swilling, and another cowboy were watching the passenger trains in Tucson intending to kill Virgil Earp.Wyatt and his assistant deputies Warren Earp, Doc Holliday, "Turkey Creek" Jack Johnson, and Sherman McMaster accompanied Virgil and Allie to the rail head in Benson.Fearing another attack, they decided to stay with Virgil and his wife aboard the train to Tucson, armed with pistols, rifles and shotguns.