One person suffered serious injuries when a tractor trailer and several other vehicles crashed on I-85 southbound at Steve Reynolds Blvd. Sunday night.
Gwinnett County police said the interstate was closed before 7 p.m. and did not re-open until just after 11:30 p.m.
The tractor trailer overturned as a result of the crash.
In addition to the one serious injury, other people were hurt in the crash.
At this point, no other details have been released.

http://accesswdun.com/article/2017/1/491218/tractor-trailer-crash-shuts-down-i-85-south-for-almost-four-hours-sunday-night