Son kills father for coughing continuously

A 75-year-old man, in nearby Vadaseri area, was allegedly murdered by his own son who used a boulder to silence his father's persistent cough, police said.
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Arokia John had confessed that despite medication, the cough of his father could not be controlled.

After feeling harassed when his sleep was continuously disturbed, John yesterday used a boulder he found near his house to kill his father.