By Brandy McDonnellTULSA - Niall Horan announced Friday that he is canceling his 2020 world tour due to the coronavirus pandemic. As previously reported, the Irish pop star was to bring the tour to Oklahoma to for a May 13 show at Tulsa's BOK Center. "Given the unprecedented circumstances I have decided to not move forward with the 'Nice To Meet Ya World Tour' this year," Horan said in a statement.