Siegfried Fischbacher and Roy Horn wave to the crowd before the FEI World Cup dressage finals in Las Vegas April 23, 2005. Federal investigators still do not know what led a Bengal tiger to attack illusionist Roy during a performance on Oct. 2, 2003.
Siegfried and Roy appeared at the Four Seasons hotel in Las Vegas Sept. 18, 2004. A mauling by a Bengal tiger during a performance Oct. 3, 2003, left Roy, who is 60, partially paralyzed and ended the long-running "Siegfried & Roy" production, one of the most successful shows in Las Vegas history.
A visibly shaken Siegfried Fischbacher looks at the floor as the people around him prepare for a television interview in Roy Horn's home in Las Vegas Oct. 8, 2003. It was the first time he spoke to the media since his stage partner, Roy Horn, was mauled by a tiger during a Siegfried & Roy performance Oct. 3. Horn remains in critical condition at University Medical Center in Las Vegas.
Illusionists Roy Horn, left, and Siegfried Fischbacher pose in Las Vegas in the summer of 2004. Horn continues his recovery, undergoing therapy to overcome the effects of a debilitating stroke that has left him in wheelchair.
Siegfried gives a thumbs up as he walks out of Roy's home Oct. 8, 2003.
Las Vegas entertainers Siegfried & Roy - Siegfried Fischbacher, left, and Roy Uwe Ludwig Horn, right - hold four baby white lions at the Cincinnati Zoo, April 26, 2001. Roy was attacked by a tiger on his 59th birthday, Oct. 3, 2003, in Las Vegas.
Siegfried & Roy well-wishers place thousands of flowers at their statues outside the MGM Mirage Hotel Casino in Las Vegas, Oct. 5, 2003. Roy remained in critical condition after being mauled by a white tiger during his performance Oct. 3.
On Oct. 6, 2003, the tributes multiplied.
Former Siegfried & Roy dancers Brad Barnes, left, and Andrea Deashiell console each other during a candlelight vigil at University Medical Center in honor of Roy Horn on Oct. 5, 2003, in Las Vegas.
Cassie Lawrence prays during a candlelight vigil at University Medical Center in honor of Roy Horn of Siegfried & Roy Oct. 5, 2003.
Cast and crew members of the Siegfried & Roy show gather at University Medical Center for the vigil Oct. 5, 2003.
A woman wears a Siegfried & Roy shirt during the candlelight vigil.
Harrison Rodis, 8, of Las Vegas, reads a sign left for Roy Horn at one of Horn's homes in Las Vegas, Oct. 6, 2003.
Bernie Yuman, right rear, manager for Siegfried & Roy, comforts Annee Nounna, a friend of the performers, after she arrived Oct. 3, 2003, at University Medical Center in Las Vegas, where Roy Horn was taken following an attack by one of the tigers during a performance at The Mirage. John Moran Jr. is at left.
Phyllis Schott poses for her husband at a statue of Roy Horn and Siegfried Fischbacher in front of the Mirage hotel-casino in Las Vegas Oct. 3, 2003. Schott had heard earlier that someone had been injured during the show, but she didn't know it was Roy Horn.
On Oct. 3, 1995, Roy's 51st birthday, Siegfried & Roy cut a cake during a celebration at a theater in Munich, Germany. Siegfried had surprised his partner in his Bavarian hometown with this birthday celebration.
Roy performed with a white tiger during Siegfried & Roy's 15,000th live performance Jan. 18, 1996, at The Mirage in Las Vegas.
Roy with a white tiger during the 15,000th live show Jan. 18, 1996.
On Oct. 28, 2002, Roy showed off two new, six-day-old additions to Siegfried & Roy's white tiger family.