UPDATE (1:55 p.m.): All lanes are now open.
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A westbound closure is in place on I-40 in Humphreys County due to a crash involving a semi and a cable barrier.
The incident occurred at mile marker 136, with the left lane closed at mile marker 143 near the Buffalo River. Authorities reported no serious injuries.
Emergency response teams from the Humphreys County Sheriff's Office are on the scene. Estimated total clearance is at 4 p.m.
Authorities advised drivers to seek alternate routes during this disruption.