NEW : Two car bombs in Baghdad kill more than a dozen people , police say . U.N. official says 1,420 Iraqis died in Baghdad ; figures do n't in Anbar province . Exclusive : UN official calls the effect of violence on children ` ` catastrophic '' Ethnic and religious minorities have been persecuted , official says .
NEW : Two car bombs in Baghdad kill more than a dozen people , police say . U.N. official says 1,420 Iraqis died in Baghdad ; figures do n't in Anbar province . UN official calls the effect of violence on children ` ` catastrophic '' Ethnic and religious minorities have been persecuted , official says .