>> petrella: yeah, i see it. >> mcgaugh: can't you get that changed? >> petrella: i'm bob petrella.n l.a. i have nothing to do with it. >> stahl: i'm intrigued with how he tricks himself into thinking he's not the god of this place that he's not in control of the events in his own story. >> mcgaugh: it's a narrative that he created. and once it's created, he... he can't alter it. that's set. >> petrella: and that's it. holland has beaten duke. >> mcgaugh: it is so interesting what he can do because bob petrella has a life. he has a job. he gets along well. and then, he has this imaginary basketball team and he carries that all in his head. >> stahl: it's a big part of your life. >> petrella: oh, yeah. well, it doesn't dominate my life, but it's always there. >> stahl: could you live without it? >> petrella: i don't think i can anymore. it's not hurting anybody including me. you know, it's a nice addiction that's safe. and then the crowd goes crazy. >> now a cbs sports update presented by pfizer. at the rbc heritage in hilton head, south carolina, jim furyk shot a 63 in the final rou