NEW DELHI, Nov. 3 -- A one-year-old boy was killed and three of his family were injured after their motorcycle was hit by a car at Mukundpur Chowk in north Delhi's Jahangirpuri on Saturday, police said. The driver of the car has been arrested. Police said the deceased was identified as Arun, who lived with his family in Faridabad. Arun's four-year-old brother, who was also with him on the bike, is currently in a critical condition. The father and the mother received minor injuries and have been discharged from the hospital. The family previously lived at a Pakistani refugee camp in north Delhi's Adarsh Nagar. The accused, Nivesh Kumar, is son of a Delhi Fire Services head constable, and lived in government quarters in Roop Nagar fire statio...