WWE issued a statement Friday indicating that a preliminary investigation show that the backstage incident at end of Smackdown Live this past Tuesday (view video clip above) was caused by a forklift carrying lighting grids that were not properly secured.

There has been reports from various media outlets, including TheSportster that the attacker was either to believed to have been Buddy Murphy or Samoa Joe. 

There has been speculation from various media outlets, including givemesport.com and comicbook.com that the attacker is reportedly Daniel Bryan, which could lead to a match being announced between the two at the SummerSlam PPV in Toronto on August 11.

The storyline statement from WWE can be read below:

In the final moments of this week’s SmackDown LIVE, Roman Reigns was intending to make a SummerSlam challenge from the backstage area, but The Big Dog just barely evaded sheer catastrophe when tons of steel beams came plummeting toward him.

A preliminary investigation has found the incident Tuesday night involving Roman Reigns was caused by a forklift backstage carrying lighting grids that were not properly secured.

Update to story – 10:40 a.m. ET

It has now been determined that the incident in question was specifically caused by a forklift driver error.

Check back with WWE.com for more details as they become available.