Update:
JACKSON COUNTY, Fla. (WMBB) — Two semi-trucks were confirmed to have crashed on I-10 by Florida Highway Patrol officials at the 138-mile marker.
Florida Highway Patrol states that a 60-year-old Niceville man stopped his rig in the eastbound lanes with emergency flashers on due to the previous traffic backup.

A double-trailer UPS truck slammed into the back of the stopped semi, the reason is still unknown.
The UPS driver was taken to the hospital for minor injuries, the Niceville man died at the scene.
Both crashes remain under investigation.
We will update this story as more information becomes available.
Our original story is below:
JACKSON COUNTY, Fla. (WMBB) — Two semi-trucks were confirmed to have crashed on I-10 by Florida Highway Patrol officials at the 138-mile marker.
The Eastbound lanes of I-10 are currently closed. FHP officials are currently working to divert traffic at the 136-mile marker.
We will update this story as more information becomes available.