MELBOURNE, AUSTRALIA (AP) _ Results Tuesday from Australian Open at Melbourne Park (seedings in parentheses): Karen Khachanov (19), Russia, def. Adrian Mannarino, France, 7-6 (5), 6-3, 6-3. Matteo Berrettini, Italy, def. Cameron Norrie, Britain, 6-7 (4), 6-4, 6-1, 6-3.