...“conflict” or “blood” diamonds are back on the international agenda...alleged human rights abuses involving hundreds of deaths in diamond fields in Zimbabwe, a member of the [Kimberley Process] scheme, have thrown the future of the initiative into doubt. According to human rights groups, in late 2008 government soldiers descended on the Marange diamond fields...killings, torture and beatings followed...The Zimbabwean government disputes the allegations. Last year, the country’s neighbours blocked suggestions of suspending Harare from the Kimberley Process, but exports from Marange were meant to be temporarily halted. In reality, they continued until last month. For Andrew Bone...[from] De Beers, the controversy has been nothing short of a “nightmare”...[M]any experts are questioning whether multi-stakeholder coalitions have their limits...Initiatives under scrutiny [:] The Kimberley Process...The Extractive Industries Transparency Initiative...Voluntary Principles on Security and Human Rights...Like Kimberley, some of the longer established alliances have recently come under strain...Such coalitions have brought benefits...There is also a compelling business case for companies to become involved...Still, business representatives acknowledge that the multi-stakeholder approach needs to change...