At least 12 people have died in the past 2½ years in crashes at Missouri railroad crossings that had been scheduled for repairs but were never completed, The Star has found. In Chariton County, where an Amtrak crash in late June killed four people and injured 150, a northern Missouri man died a year earlier after his pickup was hit by a train at a different crossing also slated for improvements. The 2021 collision was the second fatality at that crossing in four years. In southwest Missouri, a 2020 crash that claimed the life of a 59-year-old woman happened at a crossing that town officials and residents had been petitioning the state and railroad to fix for years. Now, in the weeks since the deadly Amtrak crash at a crossing residents had complained about for several years, many are questioning the failure of BNSF Railway and the Missouri Department of Transportation to fix the location that both knew was considered dangerous. Farmers and nearby residents, railroad experts and...