valletta thousands maltese call justice sunday protest hold group non-governmental organizations journalist kill last monday demonstrations malta capital valletta organize group civil society network car bomb kill anti-corruption blogger daphne caruana galizia 53 murder shock mediterranean island present protest carry placard wear t-shirts last word write caruana galizia minutes kill crook everywhere look situation desperate remember gather almost three years ago paris charlie hebdo kill gather today valletta daphne everybody say daphne je suis daphne christophe deloire secretary-general reporters without frontiers tell crowd michael briguglio head civil society network say commissioner police attorney general remove act follow revelations so-called panama paper caruana galizia report april wife maltese prime minister joseph muscat beneficiary secret company panama call egrant million deposit azerbaijan claim strenuously deny prime minister wife magisterial inquiry egrant charge still way maltese government saturday announce one million- euro reward protection anyone come forward information lead identification whoever behind journalist murder case extraordinary importance require extraordinary measure government say statement reward muscat re-elected large majority second five-year term june attend protest sunday say would inappropriate delegation labour party opposition nationalist party attend president marie-louise coleiro preca attend walk back large crowd husband late due meet delegation civil society network flower lay foot malta great siege monument commemorate unsuccessful siege malta ottoman turks 1565 become temporary shrine caruana galizia us siege participant say look bank flower picture caruana galizia protesters call justice maltese journalist 's kill