ATLANTA -- As Billy Horschel approached the 18th green in Sunday's final round of the Tour Championship at East Lake Golf Club, he couldn't help but wonder whether it was the last time he'd play with his good friend, Cameron Smith, on the PGA Tour.
Horschel and Smith both live in Ponte Vedra, Florida. They play golf together and go offshore fishing during their free time.
"If he happens to go, he would be the biggest loss in my mind because you look at his age and what he's accomplished," Horschel said. "Look at the person he is.