To make better safety grades at crossings, freight and passenger railroads continue to push the three "E's" — education, enforcement and engineering — as writer Wally Weart reports in our 14th annual grade crossing update. As part of that push, they're also pursuing closures and stronger partnerships with federal, state and local authorities. Bonus coverage: an update on a few of the $3.2 billion Chicago Region Environmental and Transportation Efficiency (aka CREATE) program's grade separation projects.