2013 French Open: Rafael Nadal, Serena Williams are heavy favorites

Given Rafael Nadal's impressive return to form after tendinitis forced him from tennis for seven months, it's difficult to imagine any player spoiling his bid for an eighth French Open title. John McEnroe sputtered when asked recently to pick his favorite for the men's title, the answer struck him as so obvious. None other than Bjorn Borg, whose record six French titles was eclipsed by Nadal last year, considers the 26-year-old Spaniard the best men's clay-court player of all time, hailing him a...