HOUSTON -- Houston Police say one person was killed and another was injured in a violent crash on Nasa Parkway overnight.

As of 4:45 a.m. Thursday the roadway remained blocked in both directions at Clear Lake Park.

It appeared the driver of a Cadillac SUV lost control for unknown reasons and slammed into a tree.

One of the men in the vehicle died at the scene. The other was taken to the hospital in critical condition.

The road has since reopened.

Photos: Violent crash kills 1, injures 1 on Nasa Parkway