Alba Cornelio, 40, and her daughter, Carla Cornelio, 20, were bound over in San Diego Superior Court for trial on charges of involuntary manslaughter and a felony charge of owning mischievous animals.
The defendants were charged in connection with the death of Emako Mendoza, 75, who was seriously injured when the dogs squeezed through a gap in a fence and attacked her in her yard.
Mendoza underwent eight surgeries, including the amputation of her arm, before she died on Christmas Eve, The San Diego Union-Tribune said.
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