By Brandy McDonnellUB40 has announced the cancellation of its 2018 U.S. tour, including the planned Oct. 9 concert at Tower Theatre in Oklahoma City.The British reggae band announced on Facebook that it was pushing back its U.S. tour to 2019 due to the delay of the American release of our upcoming 40th anniversary album, "For The Many":USA Tour PostponedDue to the delay of the American release of our upcoming 40th anniversary album, “For The Many.” We are sad to announce that we are postponing our American tour, until 2019.