A senior US official is set to visit Lebanon within one week to help restart negotiations on Beirut’s maritime border disagreement with Israel. Nabih Berri, the Lebanese parliamentary speaker, said that US senior energy security adviser Amos Hochstein’s would visit the country while speaking to the Press Syndicate Council on Thursday, Anadolu Agency reported. “It is assumed the negotiations will resume and that the framework of agreement will be adhered [to],” Berri said. Lebanon and Israel are deadlocked over a region of 860 square kilometres in the Mediterranean Sea which is abundant in oil …