Australian summer of tennis LIVE: Journalist explodes Serena Williams comeback myth.
"He was trying to abbreviate points, he was trying to be more aggressive, he was serve-volleying. He couldn't just be the guy that just won the arm-wrestle and just won by attrition - he's trying to [be the aggressor to] win more points. "It wasn't completely natural, it's not Rafa Nadal - he's operated a certain way for a lot of years.