CITRUS HEIGHTS (CBS13) — Police say DUI was a factor in a crash along Madison Avenue that sent two drivers to the hospital Tuesday morning.

Citrus Heights police say the crash happened just before 4:30 a.m., but lanes along Madison Avenue near Sunrise Boulevard were still blocked by police as of 7 a.m.

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Exactly what led up to the crash is unclear, but it appears at least two vehicles were involved. One of the vehicles struck a pole, while the other vehicle involved was a classic Volkswagen Beetle.

Both drivers were taken to the hospital, one with major and the other with minor injuries. Police did not specify which one was suspected of DUI.

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Lanes are expected to be closed for a few more hours along Madison Avenue.