This story has been updated.
A serious motor-vehicle crash with at least one injury reported initially blocked two lanes on a stretch of southbound I-95 late Friday morning in Westchester.
There was stopped traffic at the scene of the crash at Mamaroneck Avenue (Exit 18B), with stop-and-go delays to Playland Parkway (Exit 19).
The lanes reopened around 11 a.m.
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