data-mm-id=”_pifwac3u4″>With a Fox contract that will pay him $37.5 million a year, Tom Brady became the highest-paid announcer in sports. He also might be the sports broadcaster with the most difficult challenges to do his job.Because of his pending approval as a part-owner of the Las Vegas Raiders, Brady will have limited access to NFL teams in preparation for game broadcasts. The seven-time Super Bowl winner won't be allowed to watch team practices or participate in production meetings with players and coaches, severely curtailing his ability to provide up-to-date insights on the franchises in the games that he calls.Reportedly, the restrictions were discussed at NFL meetings in Minneapolis on Tuesday, and they will begin immediately, starting with Brady's NFL analyst debu…