Pedestrian hit and killed on I-30 in Dallas

What we know:

A pedestrian was hit and killed by a car Wednesday night in Dallas.

The crash happened near the westbound lanes of I-30 at Cockrell Hill Road around 8:20 p.m.

The driver of the car that hit the pedestrian stopped and cooperated with police.

All lanes of Interstate 30 were closed but have since reopened.

The investigation is ongoing.

What we don't know:

It is unclear whether the pedestrian was attempting to cross the highway or how the crash occurred.

FOX 4 will provide updates as more information becomes available.