Published 5 hours ago • Updated 4 hours ago NBCUniversal, Inc. Both sides of Interstate 35E are closed just south of Waxahachie due to a crash involving three tractor-trailers Monday night, officials say. The incident involved a "possible fatality" and happened at I-35E and Johnston Road, according to the Texas Department of Public Safety. Download our NBC DFW mobile app for Apple or Android to get alerts for local breaking news and weather. The crash came on a night in which severe weather moved across the southern half of North Texas. NBC 5 Chief Meteorologist Rick Mitchell said radar indicated a tornado could have crossed I-35E at that location.