Mumbai, Nov. 21 -- The police have arrested a jeweller's 42-year-old wife and teenage son for murdering him on Wednesday at the jeweller's house-cum-jewellery shop in Bhayander (West). According to the Navghar police, the deceased, Sushanto Pal, 51, lived alone in the shop. Neighbours told the police that on Tuesday night, Pal's wife, Amruta Pal and 19-year-old son were fighting with him in his house. On Wednesday morning, he was found dead with severe injuries. When the police found that Pal's wife and son would often demand money from him and argue with him, they suspected the mother-son duo in the matter. The police found them after two hours and arrested them....