BAGHDAD - Gunmen killed a senior editor from Iraqi state television, shooting him dead in his car as he was being driven to work on Saturday in Baghdad, police and the channel said. He was the second Iraqi television journalist to be killed in a week.Iraqiya television and police sources said that Amjad Hameed had just left his house in central Baghdad when a car blocked his way and gunmen shot him in the head and seriously wounded his driver. Hameed, married with three children, began working at the channel more than a year ago. Iraqiya, whose editorial line is close to that of the ShiÂ’ite Islamist parties leading the interim government, broke into its programmes and aired verses from the Koran in a sign of mourning.