The trial of four Egyptian security officers accused of killing Italian doctoral student Giulio Regeni in Cairo eight years ago began on Tuesday in Rome without the defendants present. The high-ranking officers are accused of abducting, torturing and murdering the then 28-year-old. They are being tried in absentia as they have still not been handed over. The parents of the victim were present in court. “We have waited eight long years for this moment,” the parents’ lawyer Alessandra Ballerini said. Regeni was researching the Egyptian trade union movement for his doctoral thesis – a sensitive t…