NS 'dumps 'em' on Horseshoe curve........
Federal investigators are looking into the cause of a train derailment Tuesday at the Horseshoe Curve in Altoona.
penncapital-star.com
third derailment this year

hell , even back in my Penn Central days we weren't that bad and it was a four track mainline back then !
here's a vid of the clean-up going on. Side-winders at work uprighting and re-railing cars.