By ANDY GRAY Staff writer YOUNGSTOWN — John Mayer will play at Wean Park on Sept. 26, turning YLIVE into a two-day event. His show will precede Tim McGraw, who will perform the next day. That show originally was planned for 2024 and was postponed until this year due to the infrastructure disruptions caused by the Realty Tower explosion downtown. Mayer hasn’t done a full-scale tour with his own music since 2023, when he sold out arenas nationwide for a run of solo acoustic shows. Mayer will be playing with a full band for YLIVE, one of only five dates currently on his tour ...