PULASKI Co., Va. (WSET) -- There are currently two tractor trailer crashes on I-81 causing traffic delays, one of them being fatal.
The fatal crash happened at mile marker 89 on I-81 southbound in Pulaski County.
According to State Police, there were three tractor trailers involved, and one person was killed.
The State Police Wytheville Division's Crash Reconstruction Team is on the scene working the investigation.
Investigators do not yet know whether the weather was a factor in the crash.
The other crash is in Montgomery County at Mile Marker 128.
This crash has caused the right southbound lane to be closed.