Zimbabwean riot police stand guard as supporters of the opposition Movement For Democratic Change (MDC) of Prime Minister Morgan Tsvangirai attend the funeral of murdered MDC activist Better Chakururama in Harare April 6, 2011. President Robert Mugabe sought on Wednesday to heal a rift with regional leaders who have helped protect him from outside criticism but recently joined in a chorus calling for an end to political violence in Zimbabwe. REUTERS/Philimon Bulawayo (ZIMBABWE - Tags: POLITICS)