Zimbabwean President Robert Mugabe (R) and Prime Minister Morgan Tsvangirai address a media conference at State House in the capital Harare January 17, 2013. Mugabe and Tsvangirai said on Thursday they had resolved their disputes over a proposed new constitution and would soon call a referendum on the charter, a key step before elections due this year. REUTERS/Philimon Bulawayo (ZIMBABWE – Tags: POLITICS)