PATNA: An elderly couple in Bihar’s Samastipur district sustained burns in an acid attack when they were sitting outside their house late on Sunday. Police said the youngest of the couple’s three sons, Santosh Thakur and his father-in-law, Subodh Thakur, are missing The youngest of the couple’s three sons, Santosh Thakur and his father-in-law, Subodh Thakur, are missing. Police said …