“People need to be alert out there. It’s a high-volume traffic day,” said Virginia State Police Sgt. Bob Carpentieri.UPDATED: 12:15 p.m. Virginia State Police Sgt. Bob Carpentieri said so far, there have been no injuries in the post-Thanksgiving holiday travel traffic. The vehicle accident that had blocked one lane on Interstate 81 northbound at mile marker 165 in Botetourt County has been cleared, Carpentieri added.