Nadal, Sharapova Advance

Spain’s Rafael Nadal quickly advanced to the Australian Open’s fourth round today, when a calf injury forced French opponent Paul-Henri Matthieu to drop out; Nadal was ahead 6-4, 3-0. Justine Henin made short work of her opponent, Taiwan’s Hsieh Su-Wei, 6-2, 6-2, as did Maria Sharapova, who beat Elena Dementieva...