Live video from Texas Sky Ranger will appear in the player above. From time to time the signal may go black -- this is normal and the video should return soon.
Police have shut down the northbound lanes of I-35E at Sterret Road in Waxahachie after a crash involving a semi.
Dispatchers tell NBC 5 that the closure could last for the next two hours while clean-up crews work to re-open the road.
The latest news from around North Texas.
Check back and refresh this page for the latest update. As this story is developing, elements may change.