SAO PAULO (AP) Brazilian pop star Anitta will perform at halftime of the first NFL game in the South American country on Sept. 6.The Riley Dixon Jersey NFL announced Tuesday that the 31-year-old will perform when the Green Bay Packers play the Philadelphia Eagles in Sao Paulo.A fan favorite Leo Durocher Jersey in Brazil for about a decade, Anitta released her most recent album, Funk Generation,...