 Complete the following phrase:  Former President Marc Ravalomaa, who resigned following a political crisis in 2009, announced that he would run again for the presidency. His successor, Andry Rajoelina, also announced his intention to contest the elections. Incumbent Hery Rajaonarimampianina unsuccessfully sought to block Ravaolmaa and Rajoelina from running on grounds that they had participated in the 