Updated at 10:05 a.m.

       All lanes of I-270 north near Frederick have reopened after an earlier crash.

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       Original post at 5:30 a.m.

       A tractor-trailer crash Tuesday morning closed all northbound lanes of Interstate 270 near Frederick.

       The crash happened near MD-109. It was not immediately known if anyone was seriously hurt.

       Officials said it’s not known how long the closures will last.