From nominations and notes to performers and presenters, here’s everything a country music fan needs to know about the 55th ACM Awards on Sept. 16. Date: Wednesday, Sept. 16 Time: 8 p.m. ET / 7 p.m. CT / delayed PT Location: Grand Ole Opry House, The Bluebird Cafe and Ryman Auditorium TV Channel: CBS Online Stream:…… MORE