ORLANDO, Fla. -

Interstate 4 westbound was brought to a crawl Wednesday morning after a crash involving two vehicles, one of which overturned.

[TRAFFIC PAGE:  Check conditions for your commute]

The crash happened on I-4 near Conroy Road, not far from Universal Orlando.

One of the cars rolled over in the crash, landing in a swampy, wooded area off the interstate.

It's not known if the drivers were seriously injured.

Rush-hour traffic was backed up for miles because of the wreck.

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