PHOTO: Big Ten commissioner Tony Petitti. Visit my website homepage, TomShanahan.Report MEMO TO: Big Ten commissioner Tony Petitti FROM: Tom Shanahan, author and award-winning writer on college football integration. DATE: September 6, 2023 RE: Conferences adopting legends through realignment. ------------------------------------------------------------------- Now that USC is 2-0, ranked No. 6 and is another day closer to joining the venerated Big Ten Conference you lead as its new commissioner, please be wary of Big Ten Network executives and writers adopting Pac-12…