Dan Rooney had become concerned about the way the Republican party was heading, Jim Rooney told Collier. The league is still a low-cost, salary-capped league, which seemed to frustrate Orlando coach Tom Sermanni. The defense hammered at Bradley’s credibility, citing his immunity deal with prosecutors to testify . That was the principle of an article presented at last year’s Sloan Sports Analytics Conference, an annual gathering of sports science and analytics experts.