UPDATE 3:50 p.m. Idaho State Police reports a male driver was pulling a trailer and drove into the center median.
Police say the driver tried to get back on the road but overcorrected and rolled. The driver was able to crawl out of the back window of the truck.
An ambulance transported the man to Eastern Idaho Regional Medical Center for his injuries.
ISP is still investigating the cause of the crash.
All lanes of I-15 are now open.
Idaho State Police are investigating a one-vehicle rollover accident.
It happened in the southbound lane of Interstate 15 at milepost 113, two miles south of the Idaho Falls area, after 3 p.m. Friday.
The left lane of I-15 is blocked.
Officials say to expect delays.