An overturned tractor trailer has closed part of Route 15 north in Hartford on the Wethersfield town line.
The highway is closed between exits 85 and 86, and was reported just before 4:30 p.m. The crash is causing back-ups on I-91 in the area as well.
Connecticut State Police said a serious injury has been reported.
Stay updated with Eyewitness News as more information becomes available.
Follow traffic updates here.
Copyright 2017 WFSB (Meredith Corporation). All rights reserved.