January 26, 2013; La Jolla, CA, USA; PGA rules official Mark Russell answers questions from CBS Sports golf analyst David Feherty during a fog delay before the third round of the Farmers Insurance ... more 

January 26, 2013; La Jolla, CA, USA; PGA rules official Mark Russell answers questions from CBS Sports golf analyst David Feherty during a fog delay before the third round of the Farmers Insurance Open at Torrey Pines. (Photo By Christopher Hanewinckel-USA TODAY Sports) less