A deadly crash was investigated on I-25 south of Denver at RidgeGate Parkway on Tuesday morning. The crash was a single-car accident off the northbound lanes of I-25 near the RidgeGate Parkway exit ramp.

A deadly crash was investigated on I-25 at RidgeGate Parkway. CBS

The ramp remained closed during the investigation, according to Lone Tree police. Two lanes of traffic were getting by.

What happened leading up to the crash is being investigated.

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