Police said crews responded to a four-vehicle accident on Interstate 35 Thursday afternoon.
The accident occurred on northbound Interstate 35 between 10th and 23rd Streets.
Officials said the interstate is completely blocked and are urging drivers to avoid the area.
Details surrounding the accident have not been released.
Bob Mills SkyNews 9 HD is flying to the scene.
Stay with News 9 and News9.com for more updates.