Two stadium concerts featuring the Eagles, Dixie Chicks and Keith Urban have been canceled, according to the Eagles' website. No reason was given for the cancellations and refunds will be available at the place of purchase. The musicians were scheduled to perform at Citizens Bank Ball Park in Philadelphia on June 14 and at Hershey Stadium in Hershey, Pa., on June 15. The Eagles and Dixie Chicks are still scheduled for Toronto on June 8. Urban joins the tour in East Rutherford, N.J., on June 10, as well as Boston on June 12 and Chicago on June 19. The Eagles and the Dixie Chicks are also slated for Winnipeg, Manitoba, on June 22 and in St. Louis on June 24.