Overview
- Police said the crash occurred just before 6 a.m. near Clark Road on Route 38.
- The driver involved remained at the scene, according to Tewksbury police.
- Main Street was shut at Clark Road with detours and traffic backups reported in the area.
- Motorists were urged to avoid the location while responders managed the scene.
- WCVB described the incident on air as a "very serious crash," and further official details have not yet been released.