Rhodes beat Owens to retain the title at WWE Saturday Night's Main Event. Owens attacked Rhodes after the match, and the champion was taken away on a stretcher.

WWE has provided an update, stating that Cody Rhodes suffered cervical swelling, and he was diagnosed with "axial compression of the cervical spine, as well as a cervical strain with spasm."

The official announcement, courtesy of WWE's website, is as follows:

"The historic return of Saturday Night's Main Event ended with Cody Rhodes retaining the Undisputed WWE Title in a thrilling match, but Kevin Owens would bring an end to the night with a heinous attack on The American Nightmare after the broadcast went off the air.

Earlier today it was confirmed that Cody Rhodes suffered cervical swelling and was kept overnight at a local hospital for observation.

While X-Rays were negative for a fracture, Rhodes has been officially diagnosed with axial compression of the cervical spine, as well as a cervical strain with spasm.

Be sure to follow WWE on social media for the latest updates on the Undisputed WWE Champion's status."

WrestleZone will provide more information as it becomes available.