By Emilio Parodi GENOA, Italy (Reuters) -The trial of 59 people facing an array of charges over the deadly collapse of a motorway bridge in the Italian port city of Genoa opened on Thursday in front of relatives of the victims, but then adjourned for the summer. The judge said proceedings would resume on Sept. 12 and scheduled hearings up to July 2023. Given the complexity of the case, sessions are likely to continue beyond that date. The Morandi bridge, operated by Atlantia’s motorway unit Autostrade per l’Italia (Aspi), collapsed at the peak of the summer holiday season on Aug. 14, 2018, kil…