valletta three men accuse kill maltese anti-corruption blogger daphne caruana galizia commit trial thursday magistrate hear preliminary evidence brothers george alfred degiorgio vincent muscat arrest early december strength phone intercept accuse kill caruana galizia carbomb drive home oct. 16. maltese judicial system police present initial evidence magistrate decide whether sufficient ground press charge third day preliminary hear magistrate claire stafrace zammit rule three send trial trio deny wrongdoing police tell court george degiorgio sit boat outside valletta harbor send sms trigger deadly bomb plant overnight caruana galizia hire car mobile phone data show alfred degiorgio muscat repeatedly visit caruana galizia home village bidnija days blast police believe watch nearby vantage point caruana galizia set car tell george degiorgio via telephone detonate device death shock malta small nation european union engulf wave graft scandals include accusations money launder influence peddle government deny caruana galizia expose many case never write three suspect fall foul local police past slay blogger family say mastermind behind kill must still large malta attorney general must draw precise charge degiorgios muscat trial date set suspect malta blogger 's murder send trial