Labor's Susan Lamb is claiming victory in the seat of Longman, tossing aside Wyatt Roy, youngest member of Federal Parliament. "We haven't got the final numbers yet but we are confident," Lamb said.Bob Katter -appeared to be holding on to the northern seat of Kennedy, fighting off a challenge from young LNP candidate Jonathan Pavetto. Mr Katter's slim 2.2 per cent margin in the sprawling outback seat had made his bid for a ninth term a tough battle but the 71-year-old was hopeful he would survive to become the "father of the house".