Should diamonds from the Marange deposits in Zimbabwe not be traded because of reports of abuses?

[Kate Louise Hutchinson]

"A team assessing Zimbabwe’s compliance with international standards to prevent the diamond trade from fueling conflict found that the nation’s military had been directly involved in illegal mining and that the authorities had carried out “horrific violence against civilians,” according to a memo the team gave to Zimbabwean officials"

Here is the whole article: http://www.nytimes.com/2009/07/08/world/africa/08zimbabwe.html?_r=1...

Should diamonds from the Marange deposits in Zimbabwe not be traded because of reports of abuses?

What are people's opions on this issue?