The southbound lanes of Dallas North Tollway at West Park Boulevard have been closed due to a fatal crash Sunday afternoon, police said.
According to the Plano Police Department, officers are helping the Texas Department of Public Safety investigate the crash.
Drivers in the area are asked to find alternate routes and use caution.
It isn’t yet known as of Sunday evening who or how many people died in the crash.
This is a developing story, please check back for updates.