Men taken by Life Flight after crash with 18-wheeler

HOUSTON (KTRK) -- Greenhouse Road is shut down at this hour after an accident between an 18 wheeler and a Mercedes.

It happened around 3am at Greenhouse Road and Morton, but investigators are still on the scene.

Police brief media on fatal accident

At this point the cause of the accident is unknown, but the car was under the big rig.

Life flight has taken two young men out of the car. One is in very critical and another is in stable condition.

Stay with ABC13 Eyewitness News for the latest details on this developing story.