"I'd imagine we have to break 60 tomorrow to have a chance to win, but hey, stranger things have happened," Duval said. "I've even one it myself."
Cabrera & Son take lead in Father-Son Challenge →
"I think so," Duval said. "Because then you know about finishing. But it goes back to the first question. Who knows? Because you still have to do it."
Ernie Els gearing up for what could be his last Masters →