Alan Jackson, Rascal Flatts and Carrie Underwood have been added to the list of performers for this year's CMA Awards set for Nov. 6 in Nashville. Jackson is nominated for male vocalist and album of the year (Precious Memories). Rascal Flatts are up for entertainer, vocal group and album (Me and My Gang). Underwood is nominated for female vocalist, Horizon, single and video (the latter two for "Jesus, Take the Wheel"). Previously announced performers include Brooks & Dunn, Sara Evans and Brad Paisley.