Human rights groups are accusing the Iraqi government of indiscriminate bombing. Baghdad officials deny that and note they're fighting a Sunni insurgency that commits mass executions and suicide bombings.
Yet rights workers say civilians are being killed by government attacks with so-called barrel bombs — the crude weapons made famous in Syria's current conflict. Barrel bombs are illegal and indiscriminate explosives, packed in things like oil drums or gas cylinders.
AIDS researchers and policymakers from around the globe are gathering in Melbourne, Australia, for a major international conference that starts this Monday. They'll be mourning dozens of colleagues who died in the crash of Malaysia Airlines Flight 17.