LL Cool J and Chris O'Donnell co-host 'ACM Presents: An All-Star Salute to the Troops' on CBS

Dierks Bentley, Lee Brice, Luke Bryan, Hunter Hayes, Toby Keith, Tim McGraw, Kellie Pickler and Keith Urban added to the star-studded performance lineup

LL Cool J and Chris O'Donnell, stars of the hit CBS drama series "NCIS: Los Angeles," will co-host "ACM Presents: An All-Star Salute to the Troops," a concert event featuring some of the biggest names in country music paying tribute to our armed forces, to be broadcast Tuesday, May 20 (9 p.m.), on the CBS Television Network.

Additionally, Dierks Bentley, Lee Brice, Luke Bryan, Hunter Hayes, Toby Keith, Tim McGraw, Kellie Pickler and Keith Urban have been added to the star-studded lineup of artists scheduled to perform at the event. These artists join previously announced performers Merle Haggard, George Strait, Carrie Underwood, Florida Georgia Line, Lady Antebellum and The Band Perry. The concert will honor the country's remarkable servicemen and women and include special moments and stories of incredible bravery and integrity.

Proceeds from ticket sales for "ACM Presents: An All-Star Salute to the Troops" benefit ACM Lifting Lives, the charitable arm of the Academy. The special will be taped Monday, April 7, at the MGM Grand Garden Arena in Las Vegas. For more information, visit www.ACMLiftingLives.org or www.ACMcountry.com or follow on Twitter at @ACMawards for more immediate updates.