The Calcutta High Court, on Friday, exempted a father-in-law from maintaining his son's widow, opining that he was under no obligation to maintain her.The Court had been approached by one Ms. Shabnam Parveen, who had demanded maintenance from her father-in-law, contending that he was the one handling the family business after her husband's death.Assessing her plea, Justice Md. Mumtaz Khan...