brussels european union leaders call malta thursday carry full investigation international help kill country best-known journalist eu parliament agree hold debate media freedom island malta prime minister joseph muscat already call foreign investigators help look car bomb kill daphne caruana galizia write widespread breach rule law corruption island malta small eu country home disproportionately large financial service sector continental hub flourish online game industry muscat sue caruana galizia accuse wife wrongdoing promise thorough investigation kill exclude sort path sort measure make sure get bottom muscat tell reporters arrive eu summit brussels president european parliament antonio tajani say raise issue meet eu leaders call international investigation fully clarify event unprecedented gravity say add leaders broadly share view meet german chancellor angela merkel back international investigation eu officials say diplomats say france spain portugal also stress need involvement foreign investigators meet muscat say u.s. federal bureau investigation fbi dutch investigators would help case security force include london scotland yard could join chief maltese police late deny possible involvement british police political leaders eu parliament agree hold debate next tuesday protection journalists defense media freedom malta accord draft agenda adopt thursday malta mecca money launderers tax avoiders green eu legislator sven giegold say malta center power suffer culture impunity unlike hardly country eu europe must long turn blind eye way rule law flout malta muscat reject criticism allow wealthy foreigners hold great sway malta say financial service sector transparent compliant european jurisdiction eu leaders urge full inquiry malta journalist murder