ST. LOUIS, Mo. (First Alert 4) - The Warrenton Police Department announced Saturday that it had arrested a man after he allegedly made threats to shoot up a Walmart and other locations on Halloween. Police say they began investigating after receiving information about the alleged statements, and tracked down the individual. He was arrested and interviewed. Following the interview, he was taken to the Warren County Jail and placed on a 24-hour hold for second-degree terroristic threat. There has been no further information released about what comes next after the hold is up. This story will be updated as more information becomes available. #firstalert4 #crimewatchstlouis