One dead after major accident involving an 18-wheeler, police say

Alvarado police said the accident temporarily closed all southbound lanes of I-35W Tuesday afternoon.

ALVARADO, Texas — A person is dead after a car crash involving an 18-wheeler Tuesday afternoon, according to Alvarado police. 

Police said the crash happened at 12:30 p.m. on Interstate 35W southbound near County Road 604. Police have not yet disclosed what led to the crash but did say it involved an 18-wheeler and a sedan. 

Officials said southbound lanes of I-35W were temporarily shut down as police investigated, and crews began to clean up the roadway. 

Alvarado police said the investigation is ongoing. 

This is a developing story, check back for updates.