This story has been updated.
A crash that caused the lengthy closure of the right lane caused gridlock on I-684 and slowdowns on Metro-North trains moving through the area.
The southbound crash occurred at Route 138 in Goldens Bridge with stop-and-go delays stretching all the way north to I-84 (Exit 9) before the lane reopened.
The crash scene was near the railroad tracks, leading to trains slowing in the area.
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