LAS VEGAS (AP) -- The tiger that injured Roy Horn of the duo "Siegfried & Roy" had been trying to help the illusionist after he slipped and accidentally harmed him by using too much force, says Horn's partner, Siegfried Fischbacher. "A cat is a tiger and when he wants to protect his pal he does it the way a tiger does, with his strength," Fischbacher said in an interview broadcast Thursday on ABC's "Good Morning America." "But we are human; we are a little more fragile." "The cat realized there was something wrong," he said. "Roy slipped, I run after,...