Central African Republic candidates say poll rigged, Reuters (2011)
This article reports on the controversies surrounding the elections in Central Africa Republic. The loosing presidential candidates denounced widespread electoral fraud, ballot-stuffing and irregularities. On Saturday, right after the partial results were released, the opposition candidates decided to pull their representatives off the election body in protest. The European Delegation in the country also talked about "imperfections and irregularities".
The link address is: http://af.reuters.com/article/topNews/idAFJOE70S03F20110129