The son of a Mexican wrestling legend died early Saturday from a blow suffered in the ring, the Baja California state prosecutor's office said. br br Pedro Aguayo Ramirez, known as Hijo del Perro Aguayo, fell unconscious on the ropes, apparently after receiving a flying kick from fellow wrestler Oscar Gutierrez, known as former WWE star Rey Mysterio Jr., according to video of the match in a municipal auditorium in Tijuana.