David Duval and stepson Nick Karavites shot an 11-under 61 on Saturday to take the first-round lead in the PNC Father/Son Challenge. ''To go out and have fun and hit good golf shots, make a couple putts, that's always enjoyable, but it's secondary to walking around the golf course with the entire crew,'' said Duval, who made only one competitive start in 2016 - missing the cut in the Sanderson Farms Championship. Team Duval has been preparing for the tournament since receiving an invitation two months ago. More...