French investigators started interrogating former Renault-Nissan boss Carlos Ghosn Monday in Lebanon, where he has sought refuge since a dramatic escape from Japan, a court source said. The source told AFP that Ghosn, his defence team, a Lebanese prosecutor sitting in on the hearing and the visiting French judges entered the hall at the Court of Cassation where the interrogation over alleged fraudulent activities got underway. str-tgg/jmm/dwo