SAN ANTONIO -- Moments after giving away $500,000 in "McMahon's Million Dollar Mania," the WWE Chairman appeared to be severely injured in a bizarre accident when lighting equipment crashed onto the stage and a large electric sign toppled onto him.

The extent of any injuries were not known at press time, however, the WWE Chairman was immediately treated at the scene by paramedics who fitted him with a neck brace, loaded him onto a stretcher and rushed him to a local medical facility via ambulance.

WWE officials said that they are conducting a preliminary investigation into the equipment failure. Officials also said that any emerging facts, as well as Mr. McMahon's medical condition, will be updated at the WrestleMania XXV press conference on Tuesday at 1 p.m. in Houston. The press conference will be streaming live on WWE.com.

WWE.com will continue to publish up-to-the-minute details as they become available.