Roger Federer saved two match points and fought back from two sets down to defeat Gael Monfils in a dramatic US Open quarter-final.

Top seed Andy Roddick powered into the final of the Brisbane International today after recovering from a sloppy start.

Roger Federer set up a French Open final showdown with Rafael Nadal for the third year in a succession after defeating the battling Gael Monfils in four sets today.

He is an 18-year-old junior Grand Slam champion whose game is fashioned out of a fist-pumping fury.